Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

OCN: 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
240-224 4 Gaithersburg MD WASKDCFNAMD  236   2013-08-01   
240-234 A Washington Zone 2 MD WASKDCFNAMD  236      
240-234 0 Washington Zone 2 MD WASKDCFNAMD  236   2013-08-01   
240-234 9 Washington Zone 2 MD WASKDCFNAMD  236   2023-01-02   
240-255 0 Poolesville MD WASKDCFNAMD  236   2022-06-14   
240-255 8 Poolesville MD WASKDCFNAMD  236   2020-10-26   
240-256 2 Leonardtown MD WASKDCFNAMD  236   2022-09-02   
240-256 4 Leonardtown MD WASKDCFNAMD  236   2014-11-15   
240-261 8 Gaithersburg MD WASKDCFNAMD  236   2018-07-09   
240-263 0 Washington Zone 2 MD WASKDCFNAMD  236   2023-10-27   
240-263 1 Washington Zone 2 MD WASKDCFNAMD  236   2023-11-09   
240-263 9 Washington Zone 2 MD WASKDCFNAMD  236   2023-11-09   
240-267 A Hagerstown MD FRDRMDFRXSX  240      
240-267 0 Hagerstown MD FRDRMDFRXSX  240   2017-06-17   
240-267 9 Hagerstown MD FRDRMDFRXSX  240   2017-12-29   
240-268 4 Washington Zone 10 MD WASKDCFNAMD  236   2017-09-01   
240-270 A Waldorf MD WASKDCFNAMD  236      
240-270 4 Waldorf MD WASKDCFNAMD  236   2016-04-11   
240-270 6 Waldorf MD WASKDCFNAMD  236   2016-06-04   
240-278 A Laurel MD WASKDCFNAMD  236      
240-278 0 Laurel MD WASKDCFNAMD  236   2011-09-05   
240-278 2 Laurel MD WASKDCFNAMD  236   2011-10-02   
240-278 3 Laurel MD WASKDCFNAMD  236   2011-10-02   
240-278 4 Laurel MD WASKDCFNAMD  236   2011-10-02   
240-278 5 Laurel MD WASKDCFNAMD  236   2011-10-02   
240-278 6 Laurel MD WASKDCFNAMD  236   2011-10-15   
240-278 7 Laurel MD WASKDCFNAMD  236   2011-10-28   
240-278 8 Laurel MD WASKDCFNAMD  236   2011-09-07   
240-278 9 Laurel MD WASKDCFNAMD  236   2011-10-28   
240-285 A Frederick MD FRDRMDFRXSX  240      
240-285 0 Frederick MD FRDRMDFRXSX  240   2003-08-19   
240-285 1 Frederick MD FRDRMDFRXSX  240   2003-11-03   
240-285 2 Frederick MD FRDRMDFRXSX  240   2004-09-29   
240-285 3 Frederick MD FRDRMDFRXSX  240   2004-11-04   
240-285 4 Frederick MD FRDRMDFRXSX  240   2004-12-02   
240-285 5 Frederick MD FRDRMDFRXSX  240   2003-07-05   
240-285 6 Frederick MD FRDRMDFRXSX  240   2004-04-20   
240-285 7 Frederick MD FRDRMDFRXSX  240   2003-08-03   
240-285 8 Frederick MD FRDRMDFRXSX  240   2003-08-03   
240-298 A Leonardtown MD WASKDCFNAMD  236      
240-300 A Waldorf MD WASKDCFNAMD  236      
240-300 0 Waldorf MD WASKDCFNAMD  236   2011-02-05   
240-306 5 Gaithersburg MD WASKDCFNAMD  236   2017-09-19   
240-309 A Leonardtown MD WASKDCFNAMD  236      
240-309 0 Leonardtown MD WASKDCFNAMD  236   2014-07-17   
240-309 1 Leonardtown MD WASKDCFNAMD  236   2014-08-15   
240-309 3 Leonardtown MD WASKDCFNAMD  236   2014-05-01   
240-309 5 Leonardtown MD WASKDCFNAMD  236   2013-12-28   
240-309 7 Leonardtown MD WASKDCFNAMD  236   2014-09-15   
240-309 8 Leonardtown MD WASKDCFNAMD  236   2015-05-05   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 >>

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.