California
Area Codes List: 209, 213, 310, 323, 408, 415, 424, 442, 510, 530, 559, 562, 619, 626,
650, 657,661, 669, 707, 714, 747, 760, 805, 818, 831, 858, 909, 916, 925, 949, 951
| Prefix | City | Company | Type | Introduced |
| 831219 | Aptos, CA | Teleport Communications Group – San Francisco | Landline | 10/13/1999 |
| 831251 | Aptos, CA | New Cingular Wireless PCS | Cell Number | 07/22/1999 |
| 831531 | Aptos, CA | Xo California | Landline | 10/13/1999 |
| 831560 | Aptos, CA | American Messaging (am) | Cell Number | 11/20/1998 |
| 831572 | Aptos, CA | The Telephone Connection Local Services | Cell Number | 10/31/2000 |
| 831603 | Aptos, CA | Pac – West Telecomm | Landline | 10/13/1999 |
| 831607 | Aptos, CA | O1 Communications | Landline | 07/22/1999 |
| 831612 | Aptos, CA | Broadwing Communications | Landline | 07/22/1999 |
| 831661 | Aptos, CA | Pacific Bell | Landline | 08/14/1998 |
| 831662 | Aptos, CA | Pacific Bell | Landline | 08/14/1998 |
| 831684 | Aptos, CA | Pacific Bell | Landline | 08/14/1998 |
| 831685 | Aptos, CA | Pacific Bell | Landline | 08/14/1998 |
| 831687 | Aptos, CA | Pacific Bell | Landline | 08/14/1998 |
| 831688 | Aptos, CA | Pacific Bell | Landline | 08/14/1998 |
| 831689 | Aptos, CA | Pacific Bell | Landline | 08/14/1998 |
| 831708 | Aptos, CA | O1 Communications | Landline | 07/22/1999 |
| 831726 | Aromas, CA | Pacific Bell | Landline | 08/14/1998 |
| 831218 | Ben Lomond, CA | Teleport Communications Group – San Francisco | Landline | 10/13/1999 |
| 831246 | Ben Lomond, CA | Cellco Partnership DBA Verizon Wireless | Cell Number | 01/14/2000 |
| 831252 | Ben Lomond, CA | New Cingular Wireless PCS | Cell Number | 10/13/1999 |
| 831278 | Ben Lomond, CA | Cellco Partnership DBA Verizon Wireless | Cell Number | 01/14/2000 |
| 831336 | Ben Lomond, CA | Pacific Bell | Landline | 08/14/1998 |
| 831401 | Ben Lomond, CA | Broadwing Communications | Landline | 05/10/1999 |
| 831532 | Ben Lomond, CA | Xo California | Landline | 10/13/1999 |
| 831604 | Ben Lomond, CA | Pac – West Telecomm | Landline | 10/13/1999 |
| 831609 | Ben Lomond, CA | O1 Communications | Landline | 07/22/1999 |
| 831709 | Ben Lomond, CA | Level 3 Communications | Landline | 07/22/1999 |
| 831244 | Big Sur, CA | O1 Communications | Landline | 08/20/2000 |
| 831249 | Big Sur, CA | Sbc Internet Services | Landline | 12/14/2009 |
| 831267 | Big Sur, CA | Mpower Networks Services Inc. | Landline | 12/14/2006 |
| 831300 | Big Sur, CA | Pac – West Telecomm | Landline | 10/13/1999 |
| 831667 | Big Sur, CA | Pacific Bell | Landline | 08/14/1998 |
| 831844 | Big Sur, CA | Pac – West Telecomm | Landline | 03/13/2002 |
| 831217 | Boulder Creek, CA | Teleport Communications Group – San Francisco | Landline | 10/13/1999 |
| 831337 | Boulder Creek, CA | Mci Worldcom Communications, Ca | Landline | 08/14/1998 |
| 831338 | Boulder Creek, CA | Pacific Bell | Landline | 08/14/1998 |
| 831533 | Boulder Creek, CA | Xo California | Landline | 10/13/1999 |
| 831610 | Boulder Creek, CA | O1 Communications | Landline | 07/22/1999 |
| 831618 | Boulder Creek, CA | Pac – West Telecomm | Landline | 10/13/1999 |
| 831703 | Boulder Creek, CA | Tw Telecom Of California Lp | Landline | 07/22/1999 |
| 831693 | Cantua Creek, CA | Pinnacles Telephone Co. | Landline | 08/14/1998 |
| 831652 | Carmel Valley, CA | Pac – West Telecomm | Landline | 03/13/2002 |
| 831659 | Carmel Valley, CA | Pacific Bell | Landline | 08/14/1998 |
| 831238 | Carmel, CA | New Cingular Wireless PCS | Cell Number | 10/31/2000 |
| 831250 | Carmel, CA | O1 Communications | Landline | 06/30/2001 |
| 831283 | Carmel, CA | American Messaging (am) | Cell Number | 10/13/1999 |
| 831293 | Carmel, CA | Tw Telecom Of California Lp | Landline | 06/25/2008 |
| 831309 | Carmel, CA | Pac – West Telecomm | Landline | 10/13/1999 |
| 831620 | Carmel, CA | Pacific Bell | Landline | 08/14/1998 |
| 831622 | Carmel, CA | Pacific Bell | Landline | 08/14/1998 |
| 831624 | Carmel, CA | Pacific Bell | Landline | 08/14/1998 |
| 831625 | Carmel, CA | Pacific Bell | Landline | 08/14/1998 |
| 831626 | Carmel, CA | Pacific Bell | Landline | 08/14/1998 |
| 831453 | Castroville, CA | Sbc Internet Services | Landline | 01/25/2011 |
| 831632 | Castroville, CA | Pacific Bell | Landline | 11/20/1998 |
| 831633 | Castroville, CA | Pacific Bell | Landline | 08/14/1998 |
| 831741 | Castroville, CA | Pac – West Telecomm | Landline | 03/13/2002 |
| 831679 | Chualar, CA | Pacific Bell | Landline | 08/14/1998 |
| 831705 | Chualar, CA | U.s. Telepacific Corp. | Landline | 03/13/2002 |
| 831216 | Felton, CA | Teleport Communications Group – San Francisco | Landline | 10/13/1999 |
| 831222 | Felton, CA | U.s. Telepacific Corp. | Landline | 08/20/2000 |
| 831335 | Felton, CA | Pacific Bell | Landline | 08/14/1998 |
| 831508 | Felton, CA | O1 Communications | Landline | 07/22/1999 |
| 831534 | Felton, CA | Xo California | Landline | 10/13/1999 |
| 831704 | Felton, CA | 360networks (usa) Inc. | Landline | 07/22/1999 |
| 831850 | Felton, CA | Pac – West Telecomm | Landline | 10/13/1999 |
| 831290 | Gonzales, CA | U.s. Telepacific Corp. | Landline | 06/26/2009 |
| 831305 | Gonzales, CA | Pac – West Telecomm | Landline | 10/13/1999 |
| 831580 | Gonzales, CA | O1 Communications | Landline | 05/01/2001 |
| 831675 | Gonzales, CA | Pacific Bell | Landline | 08/14/1998 |
| 831744 | Gonzales, CA | Pac – West Telecomm | Landline | 03/13/2002 |
| 831774 | Gonzales, CA | Mpower Communications Corp | Landline | 04/27/2005 |
| 831304 | Greenfield, CA | Pac – West Telecomm | Landline | 10/13/1999 |
| 831613 | Greenfield, CA | Pac – West Telecomm | Landline | 03/13/2002 |
| 831674 | Greenfield, CA | Pacific Bell | Landline | 08/14/1998 |
| 831856 | Greenfield, CA | O1 Communications | Landline | 05/01/2001 |
| 831205 | Hollister, CA | Teleport Communications Group – San Francisco | Landline | 10/08/2009 |
| 831207 | Hollister, CA | Sprint Spectrum L.p. | Cell Number | 09/12/2001 |
| 831245 | Hollister, CA | O1 Communications | Landline | 08/20/2000 |
| 831265 | Hollister, CA | Sbc Internet Services | Landline | 04/02/2008 |
| 831284 | Hollister, CA | American Messaging (am) | Cell Number | 10/13/1999 |
| 831297 | Hollister, CA | T-mobile Usa | Cell Number | 12/14/2001 |
| 831313 | Hollister, CA | Charter Fiberlink Ca-cco | Landline | 06/11/2009 |
| 831524 | Hollister, CA | New Cingular Wireless PCS | Cell Number | 08/20/2000 |
| 831537 | Hollister, CA | Pac – West Telecomm | Landline | 10/23/2001 |
| 831630 | Hollister, CA | Pacific Bell | Landline | 08/14/1998 |
| 831634 | Hollister, CA | Pacific Bell | Landline | 08/14/1998 |
| 831635 | Hollister, CA | Pacific Bell | Landline | 08/14/1998 |
| 831636 | Hollister, CA | Pacific Bell | Landline | 08/14/1998 |
| 831637 | Hollister, CA | Pacific Bell | Landline | 08/14/1998 |
| 831638 | Hollister, CA | Pacific Bell | Landline | 08/14/1998 |
| 831664 | Hollister, CA | Pac – West Telecomm | Landline | 08/14/1998 |
| 831665 | Hollister, CA | Pac – West Telecomm | Landline | 08/14/1998 |
| 831673 | Hollister, CA | New Cingular Wireless PCS | Cell Number | 10/13/1999 |
| 831801 | Hollister, CA | Cellco Partnership DBA Verizon Wireless | Cell Number | 05/10/1999 |
| 831902 | Hollister, CA | Sprint Spectrum L.p. | Cell Number | 10/13/1999 |
| 831263 | King City, CA | O1 Communications | Landline | 08/20/2000 |
| 831285 | King City, CA | American Messaging (am) | Cell Number | 10/13/1999 |
| 831302 | King City, CA | Pac – West Telecomm | Landline | 10/13/1999 |
| 831382 | King City, CA | Pacific Bell | Landline | 08/14/1998 |
| 831385 | King City, CA | Pacific Bell | Landline | 08/14/1998 |
| 831386 | King City, CA | Pacific Bell | Landline | 08/14/1998 |
| 831387 | King City, CA | Pac – West Telecomm | Landline | 08/14/1998 |
| 831525 | King City, CA | Pac – West Telecomm | Landline | 03/13/2002 |
| 831653 | King City, CA | O1 Communications | Landline | 05/01/2001 |
| 831778 | King City, CA | Pac – West Telecomm | Landline | 10/23/2001 |
| 831384 | Marina, CA | Pacific Bell | Landline | 08/14/1998 |
| 831582 | Marina, CA | Pacific Bell | Landline | 08/14/1998 |
| 831883 | Marina, CA | Pacific Bell | Landline | 08/14/1998 |
| 831884 | Marina, CA | Pacific Bell | Landline | 08/14/1998 |
| 831204 | Monterey, CA | Ymax Communications Corp. | Landline | 04/02/2008 |
| 831210 | Monterey, CA | T-mobile Usa | Cell Number | 01/16/2002 |
| 831224 | Monterey, CA | T-mobile Usa | Cell Number | 12/14/2001 |
| 831236 | Monterey, CA | Cellco Partnership DBA Verizon Wireless | Cell Number | 10/13/1999 |
| 831242 | Monterey, CA | Pacific Bell | Landline | 08/14/1998 |
| 831275 | Monterey, CA | Bandwidth.com Clec | Landline | 10/23/2008 |
| 831277 | Monterey, CA | Cellco Partnership DBA Verizon Wireless | Cell Number | 01/14/2000 |
| 831324 | Monterey, CA | Comcast Phone Of California | Landline | 02/14/2006 |
| 831333 | Monterey, CA | Pacific Bell | Landline | 08/14/1998 |
| 831372 | Monterey, CA | Pacific Bell | Landline | 08/14/1998 |
| 831373 | Monterey, CA | Pacific Bell | Landline | 08/14/1998 |
| 831375 | Monterey, CA | Pacific Bell | Landline | 08/14/1998 |
| 831383 | Monterey, CA | Metro PCS | Cell Number | 09/13/2001 |
| 831392 | Monterey, CA | Pacific Bell | Landline | 08/14/1998 |
| 831393 | Monterey, CA | Pacific Bell | Landline | 08/14/1998 |
| 831394 | Monterey, CA | Pacific Bell | Landline | 08/14/1998 |
| 831402 | Monterey, CA | New Cingular Wireless PCS | Cell Number | 11/13/2001 |
| 831520 | Monterey, CA | American Messaging Services | Cell Number | 08/14/1998 |
| 831521 | Monterey, CA | New Cingular Wireless PCS | Cell Number | 08/20/2000 |
| 831583 | Monterey, CA | Pacific Bell | Landline | 08/14/1998 |
| 831601 | Monterey, CA | Cellco Partnership DBA Verizon Wireless | Cell Number | 10/13/1999 |
| 831641 | Monterey, CA | Pacific Bell | Landline | 08/14/1998 |
| 831642 | Monterey, CA | Pacific Bell | Landline | 08/14/1998 |
| 831643 | Monterey, CA | Pacific Bell | Landline | 08/14/1998 |
| 831644 | Monterey, CA | Pacific Bell | Landline | 08/14/1998 |
| 831645 | Monterey, CA | Pacific Bell | Landline | 08/14/1998 |
| 831646 | Monterey, CA | Pacific Bell | Landline | 08/14/1998 |
| 831647 | Monterey, CA | Pacific Bell | Landline | 08/14/1998 |
| 831648 | Monterey, CA | Pacific Bell | Landline | 08/14/1998 |
| 831649 | Monterey, CA | Pacific Bell | Landline | 08/14/1998 |
| 831655 | Monterey, CA | Pacific Bell | Landline | 08/14/1998 |
| 831656 | Monterey, CA | Pacific Bell | Landline | 08/14/1998 |
| 831657 | Monterey, CA | Pacific Bell | Landline | 08/14/1998 |
| 831658 | Monterey, CA | Pacific Bell | Landline | 08/14/1998 |
| 831718 | Monterey, CA | Mci Worldcom Communications, Ca | Landline | 08/16/2005 |
| 831747 | Monterey, CA | Sbc Internet Services | Landline | 04/06/2005 |
| 831760 | Monterey, CA | Sprint Spectrum L.p. | Cell Number | 10/31/2000 |
| 831869 | Monterey, CA | Sprint Spectrum L.p. | Cell Number | 07/12/2001 |
| 831899 | Monterey, CA | Pacific Bell | Landline | 08/14/1998 |
| 831901 | Monterey, CA | Sprint Spectrum L.p. | Cell Number | 02/27/1999 |
| 831912 | Monterey, CA | American Messaging (am) | Cell Number | 07/22/1999 |
| 831915 | Monterey, CA | New Cingular Wireless PCS | Cell Number | 11/20/1998 |
| 831917 | Monterey, CA | New Cingular Wireless PCS | Cell Number | 05/10/1999 |
| 831920 | Monterey, CA | Level 3 Communications | Landline | 06/03/2005 |
| 831203 | Salinas, CA | American Messaging Services | Cell Number | 08/14/1998 |
| 831206 | Salinas, CA | Cellco Partnership DBA Verizon Wireless | Cell Number | 10/13/1999 |
| 831214 | Salinas, CA | New Cingular Wireless PCS | Cell Number | 11/20/1998 |
| 831229 | Salinas, CA | New Cingular Wireless PCS | Cell Number | 10/13/1999 |
| 831232 | Salinas, CA | O1 Communications | Landline | 06/30/2001 |
| 831233 | Salinas, CA | Level 3 Communications | Landline | 06/30/2001 |
| 831235 | Salinas, CA | Cellco Partnership DBA Verizon Wireless | Cell Number | 10/13/1999 |
| 831240 | Salinas, CA | T-mobile Usa | Landline | 06/30/2001 |
| 831241 | Salinas, CA | AT&T Local | Landline | 06/30/2001 |
| 831261 | Salinas, CA | New Cingular Wireless PCS | Cell Number | 10/13/1999 |
| 831262 | Salinas, CA | Cellco Partnership DBA Verizon Wireless | Cell Number | 06/13/2000 |
| 831264 | Salinas, CA | O1 Communications | Landline | 08/20/2000 |
| 831269 | Salinas, CA | Teleport Communications Group – San Francisco | Landline | 06/21/2007 |
| 831272 | Salinas, CA | Cf Communications DBA Telekenex | Landline | 10/12/2007 |
| 831287 | Salinas, CA | Ymax Communications Corp. | Landline | 12/16/2008 |
| 831296 | Salinas, CA | Level 3 Communications | Cell Number | 07/12/2010 |
| 831298 | Salinas, CA | O1 Communications | Landline | 03/03/2001 |
| 831301 | Salinas, CA | Pac – West Telecomm | Landline | 10/13/1999 |
| 831306 | Salinas, CA | Pac – West Telecomm | Landline | 10/13/1999 |
| 831307 | Salinas, CA | Pac – West Telecomm | Landline | 10/13/1999 |
| 831308 | Salinas, CA | Pac – West Telecomm | Landline | 10/13/1999 |
| 831320 | Salinas, CA | Cellco Partnership DBA Verizon Wireless | Cell Number | 05/10/1999 |
| 831417 | Salinas, CA | Pac – West Telecomm | Landline | 05/10/1999 |
| 831422 | Salinas, CA | Pacific Bell | Landline | 08/14/1998 |
| 831424 | Salinas, CA | Pacific Bell | Landline | 08/14/1998 |
| 831442 | Salinas, CA | Pacific Bell | Landline | 08/14/1998 |
| 831443 | Salinas, CA | Pacific Bell | Landline | 08/14/1998 |
| 831444 | Salinas, CA | Pacific Bell | Landline | 08/14/1998 |
| 831449 | Salinas, CA | Pacific Bell | Landline | 08/14/1998 |
| 831455 | Salinas, CA | Pacific Bell | Landline | 08/14/1998 |
| 831484 | Salinas, CA | Pacific Bell | Landline | 08/14/1998 |
| 831512 | Salinas, CA | Sprint Spectrum L.p. | Landline | 07/22/1999 |
| 831540 | Salinas, CA | O1 Communications | Landline | 07/22/1999 |
| 831578 | Salinas, CA | New Cingular Wireless PCS | Cell Number | 10/31/2000 |
| 831585 | Salinas, CA | Sprint Spectrum L.p. | Landline | 02/18/2005 |
| 831586 | Salinas, CA | O1 Communications | Landline | 05/01/2001 |
| 831594 | Salinas, CA | New Cingular Wireless PCS | Cell Number | 11/20/1998 |
| 831595 | Salinas, CA | New Cingular Wireless PCS | Cell Number | 11/20/1998 |
| 831596 | Salinas, CA | New Cingular Wireless PCS | Cell Number | 11/20/1998 |
| 831597 | Salinas, CA | Pac – West Telecomm | Landline | 05/10/1999 |
| 831598 | Salinas, CA | American Messaging (am) | Cell Number | 07/22/1999 |
| 831663 | Salinas, CA | Pacific Bell | Landline | 08/14/1998 |
| 831676 | Salinas, CA | AT&T Local | Landline | 08/30/2002 |
| 831682 | Salinas, CA | Cellco Partnership DBA Verizon Wireless | Cell Number | 03/09/2001 |
| 831710 | Salinas, CA | New Cingular Wireless PCS | Cell Number | 04/12/2002 |
| 831717 | Salinas, CA | Pac – West Telecomm | Landline | 07/22/1999 |
| 831731 | Salinas, CA | O1 Communications | Landline | 05/01/2001 |
| 831737 | Salinas, CA | U.s. Telepacific Corp. | Landline | 03/28/2006 |
| 831751 | Salinas, CA | Pacific Bell | Landline | 08/14/1998 |
| 831753 | Salinas, CA | Pacific Bell | Landline | 08/14/1998 |
| 831754 | Salinas, CA | Pacific Bell | Landline | 08/14/1998 |
| 831755 | Salinas, CA | Pacific Bell | Landline | 08/14/1998 |
| 831756 | Salinas, CA | Utility Telephone | Landline | 09/12/2005 |
| 831757 | Salinas, CA | Pacific Bell | Landline | 08/14/1998 |
| 831758 | Salinas, CA | Pacific Bell | Landline | 08/14/1998 |
| 831759 | Salinas, CA | Pacific Bell | Landline | 08/14/1998 |
| 831769 | Salinas, CA | Pacific Bell | Landline | 08/14/1998 |
| 831770 | Salinas, CA | Pacific Bell | Landline | 08/14/1998 |
| 831771 | Salinas, CA | Pacific Bell | Landline | 08/14/1998 |
| 831772 | Salinas, CA | Pacific Bell | Landline | 08/14/1998 |
| 831775 | Salinas, CA | Pacific Bell | Landline | 08/14/1998 |
| 831776 | Salinas, CA | Sprint Spectrum L.p. | Cell Number | 07/12/2001 |
| 831783 | Salinas, CA | Pacific Bell | Landline | 08/14/1998 |
| 831784 | Salinas, CA | Pacific Bell | Landline | 08/14/1998 |
| 831785 | Salinas, CA | Pac – West Telecomm | Landline | 08/14/1998 |
| 831789 | Salinas, CA | Pac – West Telecomm | Landline | 08/14/1998 |
| 831794 | Salinas, CA | Metro PCS | Cell Number | 09/13/2001 |
| 831796 | Salinas, CA | Pacific Bell | Landline | 08/14/1998 |
| 831800 | Salinas, CA | Vaya Telecom | Landline | 10/15/2010 |
| 831809 | Salinas, CA | Cellco Partnership DBA Verizon Wireless | Cell Number | 02/27/1999 |
| 831855 | Salinas, CA | Pac – West Telecomm | Landline | 07/22/1999 |
| 831886 | Salinas, CA | Pac – West Telecomm | Landline | 08/14/1998 |
| 831887 | Salinas, CA | Pac – West Telecomm | Landline | 08/14/1998 |
| 831905 | Salinas, CA | New Cingular Wireless PCS | Cell Number | 02/27/1999 |
| 831970 | Salinas, CA | Sprint Spectrum L.p. | Cell Number | 06/13/2000 |
| 831975 | Salinas, CA | Pac – West Telecomm | Landline | 12/15/2004 |
| 831998 | Salinas, CA | Mci Worldcom Communications, Ca | Landline | 07/17/2003 |
| 831221 | San Ardo, CA | O1 Communications | Landline | 03/03/2001 |
| 831303 | San Ardo, CA | Pac – West Telecomm | Landline | 10/13/1999 |
| 831627 | San Ardo, CA | Pacific Bell | Landline | 08/14/1998 |
| 831732 | San Ardo, CA | Pac – West Telecomm | Landline | 03/13/2002 |
| 831593 | San Juan Bautista, CA | Pac – West Telecomm | Landline | 03/13/2002 |
| 831623 | San Juan Bautista, CA | Pacific Bell | Landline | 08/14/1998 |
| 831212 | Santa Cruz, CA | Sprint Spectrum L.p. | Cell Number | 01/14/2000 |
| 831227 | Santa Cruz, CA | Cellco Partnership DBA Verizon Wireless | Landline | 03/03/2001 |
| 831234 | Santa Cruz, CA | Cellco Partnership DBA Verizon Wireless | Cell Number | 10/13/1999 |
| 831239 | Santa Cruz, CA | New Cingular Wireless PCS | Cell Number | 01/14/2000 |
| 831247 | Santa Cruz, CA | Cellco Partnership DBA Verizon Wireless | Cell Number | 06/30/2001 |
| 831255 | Santa Cruz, CA | North County Communications Corp. | Landline | 01/14/2000 |
| 831281 | Santa Cruz, CA | American Messaging (am) | Cell Number | 10/13/1999 |
| 831291 | Santa Cruz, CA | Cellco Partnership DBA Verizon Wireless | Cell Number | 04/07/2014 |
| 831295 | Santa Cruz, CA | T-mobile Usa | Cell Number | 12/14/2001 |
| 831316 | Santa Cruz, CA | Allegiance Telecom | Landline | 10/13/1999 |
| 831325 | Santa Cruz, CA | Sprint Spectrum L.p. | Cell Number | 04/25/2001 |
| 831331 | Santa Cruz, CA | New Cingular Wireless PCS | Cell Number | 10/13/1999 |
| 831332 | Santa Cruz, CA | New Cingular Wireless PCS | Cell Number | 07/22/1999 |
| 831334 | Santa Cruz, CA | New Cingular Wireless PCS | Cell Number | 07/22/1999 |
| 831345 | Santa Cruz, CA | Cellco Partnership DBA Verizon Wireless | Cell Number | 11/13/2001 |
| 831359 | Santa Cruz, CA | Level 3 Communications | Landline | 05/10/1999 |
| 831418 | Santa Cruz, CA | American Messaging Services | Cell Number | 02/27/1999 |
| 831419 | Santa Cruz, CA | New Cingular Wireless PCS | Cell Number | 11/20/1998 |
| 831420 | Santa Cruz, CA | Pacific Bell | Landline | 08/14/1998 |
| 831421 | Santa Cruz, CA | Pacific Bell | Landline | 08/14/1998 |
| 831423 | Santa Cruz, CA | Pacific Bell | Landline | 08/14/1998 |
| 831425 | Santa Cruz, CA | Pacific Bell | Landline | 08/14/1998 |
| 831426 | Santa Cruz, CA | Pacific Bell | Landline | 08/14/1998 |
| 831427 | Santa Cruz, CA | Pacific Bell | Landline | 08/14/1998 |
| 831428 | Santa Cruz, CA | Sprint Spectrum L.p. | Cell Number | 10/31/2000 |
| 831429 | Santa Cruz, CA | Pacific Bell | Landline | 08/14/1998 |
| 831430 | Santa Cruz, CA | Pacific Bell | Landline | 08/14/1998 |
| 831431 | Santa Cruz, CA | Pacific Bell | Landline | 08/14/1998 |
| 831435 | Santa Cruz, CA | Pacific Bell | Landline | 06/13/2000 |
| 831438 | Santa Cruz, CA | Pacific Bell | Landline | 08/14/1998 |
| 831439 | Santa Cruz, CA | Pacific Bell | Landline | 08/14/1998 |
| 831440 | Santa Cruz, CA | Pacific Bell | Landline | 08/14/1998 |
| 831454 | Santa Cruz, CA | Pacific Bell | Landline | 08/14/1998 |
| 831457 | Santa Cruz, CA | Pacific Bell | Landline | 08/14/1998 |
| 831458 | Santa Cruz, CA | Pacific Bell | Landline | 08/14/1998 |
| 831459 | Santa Cruz, CA | Pacific Bell | Landline | 08/14/1998 |
| 831460 | Santa Cruz, CA | Pacific Bell | Landline | 08/14/1998 |
| 831461 | Santa Cruz, CA | Pacific Bell | Landline | 08/14/1998 |
| 831462 | Santa Cruz, CA | Pacific Bell | Landline | 08/14/1998 |
| 831464 | Santa Cruz, CA | Pacific Bell | Landline | 08/14/1998 |
| 831465 | Santa Cruz, CA | Pacific Bell | Landline | 08/14/1998 |
| 831466 | Santa Cruz, CA | Pacific Bell | Landline | 08/14/1998 |
| 831469 | Santa Cruz, CA | Pacific Bell | Landline | 08/14/1998 |
| 831471 | Santa Cruz, CA | Pacific Bell | Landline | 08/14/1998 |
| 831475 | Santa Cruz, CA | Pacific Bell | Landline | 08/14/1998 |
| 831476 | Santa Cruz, CA | Pacific Bell | Landline | 08/14/1998 |
| 831477 | Santa Cruz, CA | Pacific Bell | Landline | 08/14/1998 |
| 831479 | Santa Cruz, CA | Pacific Bell | Landline | 08/14/1998 |
| 831480 | Santa Cruz, CA | Pac – West Telecomm | Landline | 08/14/1998 |
| 831502 | Santa Cruz, CA | Pacific Bell | Landline | 08/14/1998 |
| 831515 | Santa Cruz, CA | Mpower Communications Corp | Landline | 08/14/1998 |
| 831535 | Santa Cruz, CA | Xo California | Landline | 10/13/1999 |
| 831566 | Santa Cruz, CA | Cellco Partnership DBA Verizon Wireless | Cell Number | 06/14/2002 |
| 831574 | Santa Cruz, CA | Pac – West Telecomm | Landline | 03/13/2002 |
| 831576 | Santa Cruz, CA | Pac – West Telecomm | Landline | 10/13/1999 |
| 831588 | Santa Cruz, CA | Cellco Partnership DBA Verizon Wireless | Cell Number | 08/20/2000 |
| 831600 | Santa Cruz, CA | U.s. Telepacific Corp. | Landline | 08/20/2000 |
| 831621 | Santa Cruz, CA | Broadwing Communications | Landline | 07/22/1999 |
| 831706 | Santa Cruz, CA | Tw Telecom Of California Lp | Landline | 07/22/1999 |
| 831713 | Santa Cruz, CA | O1 Communications | Landline | 07/22/1999 |
| 831818 | Santa Cruz, CA | Cellco Partnership DBA Verizon Wireless | Cell Number | 05/10/1999 |
| 831824 | Santa Cruz, CA | Teleport Communications Group – San Francisco | Landline | 08/14/1998 |
| 831854 | Santa Cruz, CA | Pac – West Telecomm | Landline | 11/20/1998 |
| 831223 | Soledad, CA | Pac – West Telecomm | Landline | 12/05/2001 |
| 831237 | Soledad, CA | O1 Communications | Landline | 08/20/2000 |
| 831286 | Soledad, CA | American Messaging (am) | Cell Number | 10/13/1999 |
| 831677 | Soledad, CA | Pac – West Telecomm | Landline | 08/14/1998 |
| 831678 | Soledad, CA | Pacific Bell | Landline | 08/14/1998 |
| 831299 | Tres Pinos, CA | Pac – West Telecomm | Landline | 10/13/1999 |
| 831350 | Tres Pinos, CA | Level 3 Communications | Landline | 05/11/2006 |
| 831389 | Tres Pinos, CA | Pinnacles Telephone Co. | Landline | 08/14/1998 |
| 831628 | Tres Pinos, CA | Pacific Bell | Landline | 08/14/1998 |
| 831821 | Tres Pinos, CA | Cellco Partnership DBA Verizon Wireless | Cell Number | 08/20/2000 |
| 831921 | Tres Pinos, CA | Pac – West Telecomm | Landline | 03/13/2002 |
| 831996 | Tres Pinos, CA | O1 Communications | Landline | 05/01/2001 |
| 831254 | Watsonville, CA | New Cingular Wireless PCS | Cell Number | 10/13/1999 |
| 831274 | Watsonville, CA | Broadwing Communications | Landline | 03/03/2001 |
| 831282 | Watsonville, CA | American Messaging (am) | Cell Number | 10/13/1999 |
| 831288 | Watsonville, CA | Charter Fiberlink Ca-cco | Landline | 06/11/2009 |
| 831319 | Watsonville, CA | Allegiance Telecom | Landline | 04/17/2001 |
| 831406 | Watsonville, CA | T-mobile Usa | Cell Number | 12/14/2001 |
| 831498 | Watsonville, CA | O1 Communications | Landline | 07/22/1999 |
| 831536 | Watsonville, CA | Xo California | Landline | 10/13/1999 |
| 831539 | Watsonville, CA | Sprint Spectrum L.p. | Cell Number | 10/31/2000 |
| 831707 | Watsonville, CA | Tw Telecom Of California Lp | Landline | 07/22/1999 |
| 831722 | Watsonville, CA | Pacific Bell | Landline | 08/14/1998 |
| 831724 | Watsonville, CA | Pacific Bell | Landline | 08/14/1998 |
| 831728 | Watsonville, CA | Pacific Bell | Landline | 08/14/1998 |
| 831740 | Watsonville, CA | Teleport Communications Group – San Francisco | Landline | 08/14/1998 |
| 831750 | Watsonville, CA | Sprint Spectrum L.p. | Cell Number | 07/22/1999 |
| 831761 | Watsonville, CA | Pacific Bell | Landline | 08/14/1998 |
| 831763 | Watsonville, CA | Pacific Bell | Landline | 08/14/1998 |
| 831768 | Watsonville, CA | Pacific Bell | Landline | 08/14/1998 |
| 831786 | Watsonville, CA | Pacific Bell | Landline | 08/14/1998 |
| 831840 | Watsonville, CA | New Cingular Wireless PCS | Cell Number | 07/22/1999 |
| 831851 | Watsonville, CA | Pac – West Telecomm | Landline | 10/13/1999 |
