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 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-267 A Annapolis MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238      
667-267 0 Annapolis MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-06   
667-267 1 Annapolis MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-06   
667-267 2 Annapolis MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-06   
667-267 3 Annapolis MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-06   
667-267 4 Annapolis MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-06   
667-267 5 Annapolis MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-06   
667-267 6 Annapolis MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-06   
667-267 7 Annapolis MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-06   
667-267 8 Annapolis MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-06   
667-267 9 Annapolis MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-06   
667-268 A Darlington MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
667-268 0 Darlington MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2019-08-16   
667-268 1 Darlington MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2021-01-11   
667-268 2 Darlington MD BLTMMDCHXMX  506J TWILIO INTERNATIONAL, INC. 238   2020-12-26   
667-268 3 Darlington MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2021-05-22   
667-268 4 Darlington MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2022-01-27   
667-268 5 Darlington MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2021-11-15   
667-268 6 Darlington MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2021-11-15   
667-268 7 Darlington MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2022-12-03   
667-268 8 Darlington MD BLTQMD01BMD  516J TON80 COMMUNICATIONS, LLC 238   2022-03-29   
667-269 A Elkton MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238      
667-269 0 Elkton MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-06   
667-269 1 Elkton MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-06   
667-269 2 Elkton MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-06   
667-269 3 Elkton MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-06   
667-269 4 Elkton MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-06   
667-269 5 Elkton MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-06   
667-269 6 Elkton MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-06   
667-269 7 Elkton MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-06   
667-269 8 Elkton MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-28   
667-269 9 Elkton MD   515J IP HORIZON LLC 238   2019-04-26   
667-270 A Annapolis MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
667-270 0 Annapolis MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2021-03-17   
667-270 1 Annapolis MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2021-12-02   
667-270 2 Annapolis MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2021-12-02   
667-270 3 Annapolis MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-05-14   
667-270 4 Annapolis MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2019-10-19   
667-270 5 Annapolis MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2019-10-26   
667-270 6 Annapolis MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-12-25   
667-270 7 Annapolis MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2019-12-28   
667-270 8 Annapolis MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2020-04-15   
667-270 9 Annapolis MD BLTMMDCHXVX  321J HD CARRIER LLC 238   2020-05-02   
667-271 A Salisbury MD SLBRMDSBXZX  114J EXIANT COMMUNICATIONS LLC 242      
667-271 0 Salisbury MD SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242   2020-04-06   
667-271 1 Salisbury MD SLBRMDSBXZX  114J EXIANT COMMUNICATIONS LLC 242   2019-11-01   
667-271 8 Salisbury MD SLBRMD901MD  939H COMMIO, LLC 242   2023-12-21   
667-271 9 Salisbury MD SLBRMD901MD  939H COMMIO, LLC 242   2023-12-21   
667-272 A Westminster MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-272 0 Westminster MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-09-23   

<< 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 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 >>

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.