Maryland
Area Codes List: 240, 301, 410, 443, 667
Prefix | City | Company | Type | Introduced |
240341 | Adamstown, MD | Mci Worldcom Communications | Landline | 02/25/2009 |
240699 | Adamstown, MD | Verizon Maryland | Landline | 05/22/2001 |
240938 | Ashton, MD | Omnipoint Communications Cap Operations | Cell Number | 06/06/2001 |
240865 | Baltimore, MD | Level 3 Communications | Landline | 03/03/2001 |
240305 | Beltsville, MD | Sprint Spectrum L.p. | Cell Number | 02/27/1999 |
240350 | Beltsville, MD | Sprint Spectrum L.p. | Cell Number | 05/10/1999 |
240351 | Beltsville, MD | Sprint Spectrum L.p. | Cell Number | 05/10/1999 |
240353 | Beltsville, MD | Sprint Spectrum L.p. | Cell Number | 05/10/1999 |
240354 | Beltsville, MD | Sprint Spectrum L.p. | Cell Number | 05/10/1999 |
240355 | Beltsville, MD | Sprint Spectrum L.p. | Cell Number | 05/10/1999 |
240418 | Beltsville, MD | Sprint Spectrum L.p. | Cell Number | 11/12/2001 |
240432 | Beltsville, MD | Sprint Spectrum L.p. | Cell Number | 02/27/1999 |
240462 | Beltsville, MD | Sprint Spectrum L.p. | Cell Number | 02/27/1999 |
240498 | Beltsville, MD | Sprint Spectrum L.p. | Cell Number | 10/31/2000 |
240583 | Beltsville, MD | Verizon Maryland | Landline | 04/28/2010 |
240601 | Beltsville, MD | Sprint Spectrum L.p. | Cell Number | 07/22/1999 |
240602 | Beltsville, MD | Sprint Spectrum L.p. | Cell Number | 07/22/1999 |
240603 | Beltsville, MD | Sprint Spectrum L.p. | Cell Number | 07/22/1999 |
240604 | Beltsville, MD | Sprint Spectrum L.p. | Cell Number | 07/22/1999 |
240605 | Beltsville, MD | Sprint Spectrum L.p. | Cell Number | 07/22/1999 |
240606 | Beltsville, MD | Sprint Spectrum L.p. | Cell Number | 07/22/1999 |
240988 | Beltsville, MD | Sprint Spectrum L.p. | Cell Number | 05/10/1999 |
240264 | Beltsville, MD | Verizon Maryland | Landline | 02/27/1999 |
240336 | Bethesda, MD | Core Communications | Landline | 10/31/2000 |
240340 | Bethesda, MD | Sprint Spectrum L.p. | Cell Number | 08/18/2011 |
240370 | Bethesda, MD | Sprint Spectrum L.p. | Cell Number | 12/14/2007 |
240395 | Bethesda, MD | Cavalier Telephone Mid-atlantic | Landline | 08/20/2000 |
240400 | Bethesda, MD | Sprint Spectrum L.p. | Cell Number | 08/18/2011 |
240426 | Bethesda, MD | Sprint Spectrum L.p. | Cell Number | 10/25/2001 |
240445 | Bethesda, MD | Sprint Spectrum L.p. | Cell Number | 11/10/2011 |
240480 | Bethesda, MD | Sprint Spectrum L.p. | Cell Number | 09/27/2010 |
240515 | Bethesda, MD | New Cingular Wireless PCS – DC | Cell Number | 06/20/2001 |
240519 | Bethesda, MD | Sprint Spectrum L.p. | Cell Number | 11/10/2011 |
240541 | Bethesda, MD | Sprint Spectrum L.p. | Cell Number | 10/31/2011 |
240543 | Bethesda, MD | Sprint Spectrum L.p. | Cell Number | 07/25/2006 |
240752 | Bethesda, MD | Telcove Operations | Landline | 08/20/2000 |
240783 | Bethesda, MD | Mte DBA Mte Paging Network | Cell Number | 05/10/1999 |
240802 | Bethesda, MD | 365 Wireless | Cell Number | 05/10/2013 |
240832 | Bethesda, MD | Sprint Spectrum L.p. | Cell Number | 05/10/1999 |
240876 | Bethesda, MD | Sprint Spectrum L.p. | Cell Number | 11/20/1998 |
240899 | Bethesda, MD | Omnipoint Communications Cap Operations | Cell Number | 03/13/2001 |
240204 | Bethesda, MD | Cellco Partnership DBA Verizon Wireless | Cell Number | 09/07/2011 |
240235 | Bethesda, MD | Paetec Communications | Landline | 10/13/1999 |
240263 | Bethesda, MD | Sprint Spectrum L.p. | Cell Number | 11/10/2011 |
240265 | Bethesda, MD | Sprint Spectrum L.p. | Cell Number | 11/10/2011 |
240271 | Bethesda, MD | New Cingular Wireless PCS – DC | Cell Number | 02/27/1999 |
240272 | Bethesda, MD | Sprint Spectrum L.p. | Cell Number | 11/10/2011 |
240274 | Bethesda, MD | New Cingular Wireless PCS – DC | Cell Number | 02/27/1999 |
240277 | Bethesda, MD | Sprint Spectrum L.p. | Cell Number | 10/18/2002 |
240281 | Bethesda, MD | New Cingular Wireless PCS – DC | Cell Number | 10/13/1999 |
240286 | Bethesda, MD | Sprint Spectrum L.p. | Cell Number | 09/17/2002 |
240685 | Brandywine, MD | Global Crossing Local Services-md | Landline | 05/10/1999 |
240787 | Brandywine, MD | Broadwing Communications. LLC | Landline | 05/10/1999 |
240823 | Brandywine, MD | Xo Maryland | Landline | 02/13/2001 |
240250 | Brandywine, MD | Peerless Network Of Maryland | Landline | 02/27/1999 |
240330 | Cabin John, MD | Sprint Spectrum L.p. | Cell Number | 12/14/2007 |
240380 | Cabin John, MD | Cellco Partnership DBA Verizon Wireless | Cell Number | 09/17/2007 |
240393 | Cabin John, MD | Cellco Partnership DBA Verizon Wireless | Cell Number | 06/13/2000 |
240398 | Cabin John, MD | Sprint Spectrum L.p. | Cell Number | 07/03/2002 |
240425 | Cabin John, MD | Dslnet Communications Va | Landline | 01/25/2001 |
240478 | Cabin John, MD | New Cingular Wireless PCS – DC | Cell Number | 07/27/2004 |
240482 | Cabin John, MD | Us Lec Of Maryland | Landline | 01/14/2000 |
240485 | Cabin John, MD | Us Lec Of Maryland | Landline | 01/14/2000 |
240499 | Cabin John, MD | Us Lec Of Maryland | Landline | 01/14/2000 |
240507 | Cabin John, MD | Cellco Partnership DBA Verizon Wireless | Cell Number | 09/05/2008 |
240514 | Cabin John, MD | Us Lec Of Maryland | Landline | 01/14/2000 |
240650 | Cabin John, MD | Broadvox-clec – DC | Landline | 11/17/2011 |
240855 | Cabin John, MD | Sprint Spectrum L.p. | Cell Number | 10/09/2006 |
240205 | Cabin John, MD | New Cingular Wireless PCS – DC | Cell Number | 07/23/2003 |
240317 | Callaway, MD | Starpower Communications | Landline | 11/20/1998 |
240384 | Callaway, MD | Peerless Network Of Maryland | Landline | 02/27/1999 |
240718 | Callaway, MD | Xo Maryland | Landline | 02/13/2001 |
240794 | Callaway, MD | Broadwing Communications. LLC | Landline | 05/10/1999 |
240237 | Callaway, MD | Teleport Communications America – DC | Landline | 02/27/1999 |
240262 | Callaway, MD | Sprint Spectrum L.p. | Cell Number | 10/17/2011 |
240312 | Capitol Heights, MD | Cavalier Telephone Mid-atlantic | Landline | 08/20/2000 |
240375 | Capitol Heights, MD | Sprint Spectrum L.p. | Cell Number | 11/20/1998 |
240417 | Capitol Heights, MD | Sprint Spectrum L.p. | Cell Number | 03/03/2001 |
240492 | Capitol Heights, MD | Us Lec Of Maryland | Landline | 01/14/2000 |
240508 | Capitol Heights, MD | Sprint Spectrum L.p. | Cell Number | 02/27/1999 |
240767 | Capitol Heights, MD | Cavalier East LLC | Landline | 05/09/2001 |
240882 | Capitol Heights, MD | Sprint Spectrum L.p. | Cell Number | 11/20/1998 |
240383 | Chevy Chase, MD | New Cingular Wireless PCS – DC | Cell Number | 08/20/2000 |
240387 | Chevy Chase, MD | Cavalier East LLC | Landline | 01/14/2000 |
240399 | Chevy Chase, MD | Xo Maryland | Landline | 10/13/1999 |
240464 | Chevy Chase, MD | Sprint Spectrum L.p. | Landline | 05/10/1999 |
240497 | Chevy Chase, MD | Verizon Maryland | Landline | 10/31/2000 |
240560 | Chevy Chase, MD | Xo Maryland | Landline | 04/23/2001 |
240595 | Chevy Chase, MD | Cellco Partnership DBA Verizon Wireless | Cell Number | 09/13/2006 |
240619 | Chevy Chase, MD | Mci Worldcom Communications | Landline | 08/20/2000 |
240644 | Chevy Chase, MD | Xo Maryland | Landline | 10/31/2000 |
240645 | Chevy Chase, MD | Xo Maryland | Landline | 10/31/2000 |
240705 | Chevy Chase, MD | Leap Wireless Intl DBA Cricket Comm | Cell Number | 03/25/2009 |
240706 | Chevy Chase, MD | Leap Wireless Intl DBA Cricket Comm | Cell Number | 03/26/2009 |
240764 | Chevy Chase, MD | Xo Maryland | Landline | 10/31/2000 |
240765 | Chevy Chase, MD | Xo Maryland | Landline | 10/31/2000 |
240766 | Chevy Chase, MD | Xo Maryland | Landline | 10/31/2000 |
240778 | Chevy Chase, MD | Xo Maryland | Landline | 10/31/2000 |
240800 | Chevy Chase, MD | Core Communications | Landline | 06/22/2012 |
240833 | Chevy Chase, MD | Xo Maryland | Landline | 10/31/2000 |
240845 | Chevy Chase, MD | Xo Maryland | Landline | 10/31/2000 |
240880 | Chevy Chase, MD | Broadwing Communications. LLC | Landline | 07/22/1999 |
240241 | Chevy Chase, MD | Starpower Communications | Landline | 02/27/1999 |
240324 | Clarksville, MD | Ymax Communications Corp. | Landline | 10/08/2008 |
240303 | Clinton, MD | Cavalier Telephone Mid-atlantic | Landline | 08/20/2000 |
240318 | Clinton, MD | Verizon Maryland | Landline | 01/14/2000 |
240546 | Clinton, MD | Us Lec Of Maryland | Landline | 01/14/2000 |
240846 | Clinton, MD | Xo Maryland | Landline | 10/31/2000 |
240297 | College Park, MD | Level 3 Communications | Landline | 10/13/1999 |
240402 | College Park, MD | Mci Worldcom Communications | Landline | 09/21/2010 |
240473 | College Park, MD | Cavalier Telephone Mid-atlantic | Landline | 08/20/2000 |
240512 | College Park, MD | Core Communications | Landline | 08/08/2006 |
240542 | College Park, MD | Us Lec Of Maryland | Landline | 01/14/2000 |
240616 | College Park, MD | Mci Worldcom Communications | Landline | 06/30/2001 |
240843 | College Park, MD | Allegiance Telecom | Landline | 10/31/2000 |
240965 | College Park, MD | Paetec Communications | Landline | 10/31/2000 |
240319 | Columbia, MD | Cellco Partnership DBA Verizon Wireless | Cell Number | 06/06/2008 |
240708 | Columbia, MD | Level 3 Communications | Cell Number | 06/08/2012 |
240712 | Columbia, MD | Cellco Partnership DBA Verizon Wireless | Cell Number | 11/01/2011 |
240509 | Crofton, MD | Bandwidth.com Clec | Landline | 03/31/2008 |
240362 | Cumberland, MD | Verizon Maryland | Landline | 02/27/1999 |
240378 | Cumberland, MD | Core Communications | Landline | 10/31/2000 |
240522 | Cumberland, MD | Sprint Spectrum L.p. | Cell Number | 12/12/2001 |
240580 | Cumberland, MD | Sprint Spectrum L.p. | Cell Number | 06/14/2001 |
240727 | Cumberland, MD | New Cingular Wireless PCS – DC | Cell Number | 07/22/1999 |
240803 | Cumberland, MD | New Cingular Wireless PCS – DC | Cell Number | 01/27/2012 |
240920 | Cumberland, MD | Level 3 Communications | Landline | 05/03/2001 |
240964 | Cumberland, MD | Verizon Maryland | Landline | 05/27/2008 |
240979 | Cumberland, MD | Level 3 Communications | Landline | 03/03/2001 |
240308 | Damascus, MD | New Cingular Wireless PCS – DC | Cell Number | 08/20/2000 |
240325 | Damascus, MD | Core Communications | Landline | 10/31/2000 |
240358 | Damascus, MD | Peerless Network Of Maryland | Landline | 02/27/1999 |
240365 | Damascus, MD | Baltimore-washington Telephone (bwt) | Landline | 08/20/2000 |
240668 | Damascus, MD | Starpower Communications | Landline | 11/20/1998 |
240745 | Damascus, MD | Xo Maryland | Landline | 10/31/2001 |
240782 | Damascus, MD | Global Crossing Local Services-md | Landline | 05/10/1999 |
240207 | Damascus, MD | Cavalier East LLC | Landline | 08/20/2000 |
240307 | Emmitsburg, MD | AT&T Local | Landline | 03/27/2003 |
240323 | Emmitsburg, MD | Core Communications | Landline | 10/31/2000 |
240315 | Frederick, MD | Verizon Maryland | Landline | 08/20/2000 |
240344 | Frederick, MD | New Cingular Wireless PCS – DC | Cell Number | 10/15/2002 |
240356 | Frederick, MD | Level 3 Communications | Landline | 03/03/2001 |
240357 | Frederick, MD | Cellco Partnership DBA Verizon Wireless | Cell Number | 06/12/2006 |
240367 | Frederick, MD | Sprint Spectrum L.p. | Cell Number | 10/18/2002 |
240379 | Frederick, MD | Verizon Maryland | Landline | 03/03/2001 |
240397 | Frederick, MD | Cellco Partnership DBA Verizon Wireless | Cell Number | 03/06/2009 |
240405 | Frederick, MD | Us Lec Of Maryland | Landline | 07/27/2004 |
240409 | Frederick, MD | New Cingular Wireless PCS – DC | Cell Number | 02/27/1999 |
240415 | Frederick, MD | Ymax Communications Corp. | Landline | 12/16/2008 |
240422 | Frederick, MD | Omnipoint Communications Cap Operations | Cell Number | 05/15/2002 |
240439 | Frederick, MD | Cellco Partnership DBA Verizon Wireless | Cell Number | 06/06/2008 |
240440 | Frederick, MD | Leap Wireless Intl DBA Cricket Comm | Cell Number | 02/27/2009 |
240446 | Frederick, MD | Cellco Partnership DBA Verizon Wireless | Cell Number | 08/09/2001 |
240457 | Frederick, MD | Cellco Partnership DBA Verizon Wireless | Cell Number | 09/04/2008 |
240529 | Frederick, MD | Verizon Maryland | Landline | 10/31/2000 |
240566 | Frederick, MD | Verizon Maryland | Landline | 06/11/2002 |
240575 | Frederick, MD | Level 3 Communications | Landline | 12/30/2005 |
240578 | Frederick, MD | Cellco Partnership DBA Verizon Wireless | Cell Number | 07/08/2011 |
240586 | Frederick, MD | Verizon Maryland | Landline | 12/22/2006 |
240608 | Frederick, MD | 365 Wireless | Cell Number | 03/11/2013 |
240626 | Frederick, MD | Sprint Spectrum L.p. | Cell Number | 05/10/1999 |
240629 | Frederick, MD | Verizon Maryland | Landline | 10/13/1999 |
240651 | Frederick, MD | Halo Wireless Services | Cell Number | 11/28/2011 |
240674 | Frederick, MD | Sprint Spectrum L.p. | Cell Number | 10/13/1999 |
240772 | Frederick, MD | Cellco Partnership DBA Verizon Wireless | Cell Number | 11/17/2011 |
240215 | Frederick, MD | Telcove Operations | Landline | 01/14/2000 |
240225 | Frederick, MD | Core Communications | Landline | 06/13/2000 |
240236 | Frederick, MD | Verizon Maryland | Landline | 06/13/2000 |
240285 | Frederick, MD | Cellco Partnership DBA Verizon Wireless | Landline | 06/13/2000 |
240284 | Frostburg, MD | Level 3 Communications | Landline | 11/01/2004 |
240306 | Gaithersburg, MD | Allegiance Telecom | Landline | 06/13/2000 |
240327 | Gaithersburg, MD | Core Communications | Landline | 10/31/2000 |
240361 | Gaithersburg, MD | Cavalier Telephone Mid-atlantic | Landline | 08/20/2000 |
240364 | Gaithersburg, MD | Cavalier East LLC | Landline | 05/09/2001 |
240372 | Gaithersburg, MD | Sprint Spectrum L.p. | Cell Number | 10/13/1999 |
240386 | Gaithersburg, MD | Verizon Maryland | Landline | 08/20/2000 |
240388 | Gaithersburg, MD | Sprint Spectrum L.p. | Cell Number | 11/04/2002 |
240404 | Gaithersburg, MD | Xo Maryland | Landline | 02/13/2001 |
240449 | Gaithersburg, MD | New Cingular Wireless PCS – DC | Cell Number | 03/03/2001 |
240454 | Gaithersburg, MD | Paetec Communications | Cell Number | 04/22/2005 |
240477 | Gaithersburg, MD | Lightwave Communications | Landline | 05/20/2005 |
240597 | Gaithersburg, MD | Peerless Network Of Maryland | Landline | 02/27/1999 |
240631 | Gaithersburg, MD | Verizon Maryland | Landline | 11/20/1998 |
240632 | Gaithersburg, MD | Verizon Maryland | Landline | 07/22/1999 |
240654 | Gaithersburg, MD | New Cingular Wireless PCS – DC | Cell Number | 05/19/2006 |
240683 | Gaithersburg, MD | Verizon Maryland | Landline | 03/03/2001 |
240686 | Gaithersburg, MD | Verizon Maryland | Landline | 03/03/2001 |
240720 | Gaithersburg, MD | Global Crossing Local Services-md | Landline | 02/27/1999 |
240750 | Gaithersburg, MD | New Cingular Wireless PCS – DC | Cell Number | 05/06/2005 |
240751 | Gaithersburg, MD | Telcove Operations | Landline | 08/20/2000 |
240780 | Gaithersburg, MD | Broadwing Communications. LLC | Landline | 05/10/1999 |
240793 | Gaithersburg, MD | Sprint Spectrum L.p. | Cell Number | 03/15/2001 |
240801 | Gaithersburg, MD | Cellco Partnership DBA Verizon Wireless | Cell Number | 10/04/2013 |
240813 | Gaithersburg, MD | Atx Telecommunications Services, Ltd | Landline | 06/30/2001 |
240848 | Gaithersburg, MD | Sprint Spectrum L.p. | Cell Number | 03/03/2001 |
240912 | Gaithersburg, MD | Us Lec Of Maryland | Landline | 01/14/2000 |
240224 | Gaithersburg, MD | Cellco Partnership DBA Verizon Wireless | Cell Number | 09/10/2012 |
240243 | Gaithersburg, MD | Allegiance Telecom | Landline | 01/14/2000 |
240246 | Gaithersburg, MD | Starpower Communications | Landline | 11/20/1998 |
240252 | Gaithersburg, MD | Level 3 Communications | Landline | 05/10/1999 |
240335 | Glenn Dale, MD | Cavalier Telephone Mid-atlantic | Landline | 08/20/2000 |
240486 | Glenn Dale, MD | Omnipoint Communications Cap Operations | Cell Number | 03/12/2001 |
240544 | Glenn Dale, MD | Us Lec Of Maryland | Landline | 01/14/2000 |
240556 | Glenn Dale, MD | Paetec Communications | Landline | 10/31/2001 |
240842 | Glenn Dale, MD | Allegiance Telecom | Landline | 10/31/2000 |
240206 | Glenn Dale, MD | Xo Maryland | Landline | 10/31/2001 |
240245 | Glenn Dale, MD | Starpower Communications | Landline | 02/27/1999 |
240275 | Grantsville, MD | Core Communications | Landline | 10/31/2000 |
240624 | Greenbelt, MD | Verizon Maryland | Landline | 06/13/2000 |
240684 | Greenbelt, MD | Verizon Maryland | Landline | 10/31/2000 |
240291 | Hagerstown, MD | New Cingular Wireless PCS – DC | Cell Number | 10/15/2002 |
240310 | Hagerstown, MD | Uscoc Of Cumberland DBA United States Cel Md | Cell Number | 02/27/1999 |
240313 | Hagerstown, MD | Verizon Maryland | Landline | 10/31/2000 |
240329 | Hagerstown, MD | Level 3 Communications | Landline | 10/31/2000 |
240347 | Hagerstown, MD | Bandwidth.com Clec | Landline | 08/04/2008 |
240382 | Hagerstown, MD | Teleport Communications America | Landline | 06/11/2009 |
240420 | Hagerstown, MD | Verizon Maryland | Landline | 07/22/1999 |
240452 | Hagerstown, MD | Lumos Networks Inc. – VA | Landline | 07/22/2010 |
240469 | Hagerstown, MD | Sprint Spectrum L.p. | Cell Number | 02/14/2008 |
240500 | Hagerstown, MD | Us Lec Of Maryland | Landline | 10/21/2010 |
240513 | Hagerstown, MD | Sprint Spectrum L.p. | Cell Number | 10/19/2011 |
240520 | Hagerstown, MD | Sprint Spectrum L.p. | Cell Number | 03/29/2006 |
240527 | Hagerstown, MD | Verizon Maryland | Landline | 10/31/2000 |
240625 | Hagerstown, MD | Sprint Spectrum L.p. | Cell Number | 04/17/2001 |
240707 | Hagerstown, MD | New Cingular Wireless PCS – DC | Cell Number | 01/27/2012 |
240734 | Hagerstown, MD | Bandwidth.com Clec | Landline | 03/22/2012 |
240203 | Hagerstown, MD | Sprint Spectrum L.p. | Cell Number | 10/04/2011 |
240217 | Hagerstown, MD | Omnipoint Communications Cap Operations | Cell Number | 04/16/2001 |
240231 | Hagerstown, MD | Core Communications | Landline | 06/13/2000 |
240343 | Hancock, MD | Cellco Partnership DBA Verizon Wireless | Cell Number | 05/10/2011 |
240287 | Hancock, MD | Core Communications | Landline | 06/13/2000 |
240251 | Highfield, MD | Core Communications | Landline | 06/13/2000 |
240376 | Hughesville, MD | Peerless Network Of Maryland | Landline | 02/27/1999 |
240528 | Hughesville, MD | Broadwing Communications. LLC | Landline | 10/31/2000 |
240837 | Hughesville, MD | Xo Maryland | Landline | 02/13/2001 |
240230 | Hughesville, MD | Global Crossing Local Services-md | Landline | 05/10/1999 |
240254 | Hughesville, MD | Teleport Communications America – DC | Landline | 02/27/1999 |
240296 | Hyattsville, MD | Cavalier Telephone Mid-atlantic | Landline | 08/20/2000 |
240413 | Hyattsville, MD | Omnipoint Communications Cap Operations | Cell Number | 03/12/2001 |
240487 | Hyattsville, MD | Us Lec Of Maryland | Landline | 01/14/2000 |
240582 | Hyattsville, MD | Verizon Maryland | Landline | 07/22/1999 |
240613 | Hyattsville, MD | Us Lec Of Maryland | Landline | 04/05/2012 |
240615 | Hyattsville, MD | Metro PCS | Cell Number | 05/29/2013 |
240696 | Hyattsville, MD | Level 3 Communications | Landline | 07/22/1999 |
240436 | Ijamsville, MD | Telcove Operations | Landline | 08/20/2000 |
240359 | Indian Head, MD | Peerless Network Of Maryland | Landline | 02/27/1999 |
240377 | Indian Head, MD | Global Crossing Local Services-md | Landline | 05/10/1999 |
240903 | Indian Head, MD | Comcast Phone Of Northern Maryland | Landline | 12/03/2013 |
240993 | Indian Head, MD | Xo Maryland | Landline | 02/13/2001 |
240209 | Indian Head, MD | Peerless Network Of The District Of Columbia, Dc | Landline | 07/22/1999 |
240292 | Kensington, MD | Verizon Maryland | Landline | 10/13/1999 |
240363 | Kensington, MD | Global Naps South | Landline | 02/27/1999 |
240430 | Kensington, MD | Cavalier Telephone Mid-atlantic | Landline | 08/20/2000 |
240558 | Kensington, MD | Cavalier Telephone Mid-atlantic | Landline | 06/30/2001 |
240621 | Kensington, MD | Mci Worldcom Communications | Landline | 08/20/2000 |
240669 | Kensington, MD | Comcast Phone Of Northern Maryland | Landline | 10/31/2000 |
240242 | Kensington, MD | Starpower Communications | Landline | 02/27/1999 |
240283 | Kensington, MD | Paetec Communications | Landline | 10/13/1999 |
240349 | La Plata, MD | Global Crossing Local Services-md | Landline | 05/10/1999 |
240352 | La Plata, MD | Peerless Network Of Maryland | Landline | 02/27/1999 |
240523 | La Plata, MD | Xo Maryland | Landline | 02/13/2001 |
240776 | La Plata, MD | Broadwing Communications. LLC | Landline | 05/10/1999 |
240208 | La Plata, MD | Peerless Network Of The District Of Columbia, Dc | Landline | 07/22/1999 |
240294 | Laurel, MD | Xo Maryland | Landline | 06/30/2001 |
240295 | Laurel, MD | Cavalier Telephone Mid-atlantic | Landline | 08/20/2000 |
240360 | Laurel, MD | Omnipoint Communications Cap Operations | Cell Number | 09/17/2013 |
240374 | Laurel, MD | Global Crossing Local Services-md | Landline | 02/27/1999 |
240444 | Laurel, MD | Cellco Partnership DBA Verizon Wireless | Cell Number | 09/07/2011 |
240456 | Laurel, MD | Verizon Maryland | Landline | 08/20/2000 |
240459 | Laurel, MD | Cellco Partnership DBA Verizon Wireless | Cell Number | 07/27/2010 |
240470 | Laurel, MD | Cellco Partnership DBA Verizon Wireless | Cell Number | 10/04/2011 |
240524 | Laurel, MD | Peerless Network Of Maryland | Landline | 02/27/1999 |
240547 | Laurel, MD | Level 3 Communications | Landline | 07/22/1999 |
240554 | Laurel, MD | Allegiance Telecom | Landline | 10/31/2000 |
240565 | Laurel, MD | Omnipoint Communications Cap Operations | Cell Number | 12/30/2005 |
240568 | Laurel, MD | Verizon Maryland | Landline | 07/22/1999 |
240581 | Laurel, MD | Paetec Communications – DC | Landline | 03/03/2001 |
240593 | Laurel, MD | Omnipoint Communications Cap Operations | Cell Number | 03/13/2001 |
240646 | Laurel, MD | Cavalier East LLC | Landline | 10/13/1999 |
240713 | Laurel, MD | Peerless Network Of Maryland | Landline | 11/02/2011 |
240755 | Laurel, MD | Comcast Phone Of Northern Maryland | Landline | 01/05/2006 |
240786 | Laurel, MD | Broadwing Communications. LLC | Landline | 05/10/1999 |
240841 | Laurel, MD | Allegiance Telecom | Landline | 10/31/2000 |
240863 | Laurel, MD | Tw Telecom Of Maryland LLC | Landline | 05/10/1999 |
240228 | Laurel, MD | Verizon Maryland | Landline | 11/20/1998 |
240278 | Laurel, MD | Cellco Partnership DBA Verizon Wireless | Cell Number | 07/08/2011 |
240280 | Laurel, MD | Comcast Phone Of Northern Maryland | Landline | 03/03/2001 |
240298 | Leonardtown, MD | Cellco Partnership DBA Verizon Wireless | Cell Number | 10/13/1999 |
240309 | Leonardtown, MD | Cellco Partnership DBA Verizon Wireless | Cell Number | 09/10/2012 |
240434 | Leonardtown, MD | Broadwing Communications. LLC | Landline | 10/31/2000 |
240526 | Leonardtown, MD | Peerless Network Of Maryland | Landline | 02/27/1999 |
240538 | Leonardtown, MD | Xo Maryland | Landline | 02/13/2001 |
240561 | Leonardtown, MD | Cellco Partnership DBA Verizon Wireless | Cell Number | 07/07/2008 |
240577 | Leonardtown, MD | Cellco Partnership DBA Verizon Wireless | Cell Number | 08/09/2006 |
240587 | Leonardtown, MD | Cellco Partnership DBA Verizon Wireless | Cell Number | 07/06/2009 |
240925 | Leonardtown, MD | Cellco Partnership DBA Verizon Wireless | Cell Number | 08/09/2001 |
240239 | Leonardtown, MD | Core Communications | Landline | 10/31/2000 |
240256 | Leonardtown, MD | Teleport Communications America – DC | Landline | 02/27/1999 |
240725 | Lexington Park, MD | Verizon Maryland | Landline | 11/20/1998 |
240895 | Lexington Park, MD | Verizon Maryland | Landline | 06/30/2001 |