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.

NPA: 667 [Rate centres in NPA 667] [Dial plan for NPA 667]

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-402 6 Baltimore MD   551G BRIGHTLINK COMMUNICATIONS, LLC 238   2018-11-07   
667-402 8 Baltimore MD   551G BRIGHTLINK COMMUNICATIONS, LLC 238   2018-11-07   
667-402 9 Baltimore MD   551G BRIGHTLINK COMMUNICATIONS, LLC 238   2018-11-07   
667-444 A Baltimore MD   876D ONVOY, LLC - MD 238      
667-444 0 Baltimore MD   082H LOCAL ACCESS LLC - MD 238   2015-11-20   
667-444 1 Baltimore MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2016-02-06   
667-444 2 Baltimore MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2016-11-05   
667-444 3 Baltimore MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2016-11-05   
667-444 4 Baltimore MD   876D ONVOY, LLC - MD 238   2015-10-15   
667-444 5 Baltimore MD   876D ONVOY, LLC - MD 238   2015-10-15   
667-444 6 Baltimore MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2019-04-12   
667-444 7 Baltimore MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2016-11-05   
667-444 8 Baltimore MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2016-02-06   
667-444 9 Baltimore MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2016-02-06   
667-458 A Annapolis MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
667-458 0 Annapolis MD   876D ONVOY, LLC - MD 238   2016-08-05   
667-458 1 Annapolis MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-10-30   
667-458 2 Annapolis MD   082H LOCAL ACCESS LLC - MD 238   2016-10-14   
667-458 3 Annapolis MD   082H LOCAL ACCESS LLC - MD 238   2016-10-14   
667-458 4 Annapolis MD   073H TELNYX LLC 238   2017-03-14   
667-458 5 Annapolis MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2019-01-19   
667-458 6 Annapolis MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2019-03-04   
667-458 7 Annapolis MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2016-08-26   
667-458 8 Annapolis MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-10-30   
667-458 9 Annapolis MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2016-07-09   
667-473 A Solomons MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-12-07   
667-473 0 Solomons MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-12-07   
667-473 1 Solomons MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-12-07   
667-473 2 Solomons MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2018-12-08   
667-473 3 Solomons MD   6664 SPRINT SPECTRUM L.P. 238   2019-01-26   
667-473 4 Solomons MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2019-06-26   
667-473 5 Solomons MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-12-07   
667-473 6 Solomons MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2019-03-29   
667-473 7 Solomons MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2019-03-29   
667-473 8 Solomons MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2019-06-26   
667-473 9 Solomons MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2019-06-26   
667-500 A Annapolis MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-07-23   
667-500 0 Annapolis MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-07-23   
667-500 1 Annapolis MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-07-23   
667-500 2 Annapolis MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2018-11-22   
667-500 3 Annapolis MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2019-08-05   
667-500 4 Annapolis MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2019-08-05   
667-500 5 Annapolis MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-07-23   
667-500 6 Annapolis MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-10-30   
667-500 7 Annapolis MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-10-30   
667-500 8 Annapolis MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-10-30   
667-500 9 Annapolis MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-10-30   
667-545 A Warwick MD   2593 CORE COMMUNICATIONS, INC. - MD 242   2018-12-07   
667-545 0 Warwick MD   2593 CORE COMMUNICATIONS, INC. - MD 242   2018-12-07   
667-545 1 Warwick MD   2593 CORE COMMUNICATIONS, INC. - MD 242   2018-12-07   

<< 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 >>

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.