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 30 31 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-270 3 Annapolis MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2020-07-02   
667-270 4 Annapolis MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2019-10-19   
667-270 5 Annapolis MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2019-10-26   
667-270 6 Annapolis MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2019-11-21   
667-270 7 Annapolis MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2019-12-28   
667-270 8 Annapolis MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2020-04-15   
667-270 9 Annapolis MD   321J HD CARRIER LLC 238   2020-05-02   
667-271 A Salisbury MD   114J EXIANT COMMUNICATIONS LLC 242   2019-11-01   
667-271 0 Salisbury MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 242   2020-04-06   
667-271 1 Salisbury MD   114J EXIANT COMMUNICATIONS LLC 242   2019-11-01   
667-271 8 Salisbury MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2020-05-27   
667-271 9 Salisbury MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2020-05-27   
667-272 A Westminster MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2019-11-02   
667-272 4 Westminster MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2019-11-02   
667-272 5 Westminster MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2019-11-02   
667-272 6 Westminster MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2019-11-02   
667-272 7 Westminster MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2019-11-02   
667-272 8 Westminster MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2019-11-02   
667-272 9 Westminster MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2019-11-02   
667-273 A Pikesville MD   425J CSC WIRELESS, LLC 238   2019-11-23   
667-273 2 Pikesville MD   425J CSC WIRELESS, LLC 238   2019-11-23   
667-274 A Elkridge MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2019-11-25   
667-274 8 Elkridge MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2019-11-25   
667-274 9 Elkridge MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2019-11-25   
667-275 A Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2019-12-15   
667-275 0 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2019-12-15   
667-275 1 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2019-12-15   
667-275 2 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2019-12-15   
667-275 3 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2019-12-15   
667-275 4 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2019-12-15   
667-275 5 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2019-12-15   
667-275 6 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2019-12-15   
667-275 7 Towson MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2019-12-28   
667-275 8 Towson MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-03-17   
667-275 9 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2019-12-16   
667-276 A Bel Air MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238   2020-03-19   
667-276 3 Bel Air MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238   2020-03-19   
667-277 A Sherwood Forest MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-07-22   
667-277 0 Sherwood Forest MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-07-22   
667-277 1 Sherwood Forest MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-07-22   
667-277 2 Sherwood Forest MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2019-03-29   
667-277 3 Sherwood Forest MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-10-23   
667-277 4 Sherwood Forest MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-07-22   
667-277 5 Sherwood Forest MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2019-03-29   
667-277 6 Sherwood Forest MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2019-03-29   
667-277 7 Sherwood Forest MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2019-03-29   
667-277 8 Sherwood Forest MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2019-03-29   
667-277 9 Sherwood Forest MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2019-03-29   
667-278 A Towson MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-04-23   
667-278 0 Towson MD   197D VONAGE NETWORK INC. 238   2020-05-13   

<< 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 >>

Last updated: Sun, 31 May 2020 11:59:01 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.