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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-364 4 Stevensville MD   2593 CORE COMMUNICATIONS, INC.- MD 242   2018-07-26   
667-364 5 Stevensville MD SLBRMD90DS0  2593 CORE COMMUNICATIONS, INC.- MD 242   2019-07-31   
667-364 6 Stevensville MD ESTNMDBNGT0  2593 CORE COMMUNICATIONS, INC.- MD 242   2019-03-29   
667-364 7 Stevensville MD ESTNMDBNGT0  2593 CORE COMMUNICATIONS, INC.- MD 242   2019-03-29   
667-364 8 Stevensville MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2019-03-10   
667-364 9 Stevensville MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2019-03-10   
667-365 A Chesapeake City MD SLBRMD90BMD  516J TON80 COMMUNICATIONS, LLC 242      
667-365 0 Chesapeake City MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2022-04-11   
667-365 2 Chesapeake City MD SLBRMD90BMD  516J TON80 COMMUNICATIONS, LLC 242   2021-07-10   
667-365 3 Chesapeake City MD SLBRMDSBX0X  624H ONVOY SPECTRUM, LLC 242   2021-07-12   
667-365 5 Chesapeake City MD SLBRMD90BMD  516J TON80 COMMUNICATIONS, LLC 242   2021-07-10   
667-365 6 Chesapeake City MD SLBRMDSBX0X  624H ONVOY SPECTRUM, LLC 242   2022-03-06   
667-365 7 Chesapeake City MD SLBRMDSBX0X  624H ONVOY SPECTRUM, LLC 242   2022-03-06   
667-365 8 Chesapeake City MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2021-07-12   
667-366 A Hampstead MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238      
667-366 0 Hampstead MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-06   
667-366 1 Hampstead MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-06   
667-366 2 Hampstead MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-29   
667-366 3 Hampstead MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-29   
667-366 4 Hampstead MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-29   
667-366 5 Hampstead MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-29   
667-366 6 Hampstead MD BLTQMD01BMD  2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-29   
667-366 7 Hampstead MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2019-02-19   
667-366 8 Hampstead MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-06   
667-366 9 Hampstead MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2019-02-19   
667-367 A Westminster MD BLTMMDSN3MD  8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) 238      
667-367 0 Westminster MD   515J IP HORIZON LLC 238   2016-05-31   
667-367 1 Westminster MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2016-09-08   
667-367 2 Westminster MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2016-06-15   
667-367 3 Westminster MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2015-11-13   
667-367 4 Westminster MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2016-07-25   
667-367 5 Westminster MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-01-22   
667-367 6 Westminster MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2016-10-31   
667-367 7 Westminster MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2016-05-06   
667-367 8 Westminster MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2018-04-23   
667-367 9 Westminster MD BLTMMDSN3MD  8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) 238   2015-07-12   
667-368 A Elkton MD BLTMMDCH40Z  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 238      
667-368 0 Elkton MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2023-09-29   
667-368 1 Elkton MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2023-08-10   
667-368 2 Elkton MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2022-01-09   
667-368 3 Elkton MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-03-27   
667-368 4 Elkton MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-03-27   
667-368 5 Elkton MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2023-08-10   
667-368 6 Elkton MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-02-10   
667-368 7 Elkton MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-02-10   
667-368 8 Elkton MD BLTMMDCH40Z  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 238   2022-01-08   
667-368 9 Elkton MD BLTMMDCH40Z  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 238   2022-01-08   
667-369 A Catonsville MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
667-369 0 Catonsville MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2022-11-04   
667-369 1 Catonsville MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-03-24   
667-369 2 Catonsville MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-03-24   
667-369 3 Catonsville MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-02-10   
667-369 4 Catonsville MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-02-10   
667-369 5 Catonsville MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-01-21   
667-369 6 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-12-04   
667-369 7 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-12-04   
667-369 8 Catonsville MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-01-21   
667-369 9 Catonsville MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-01-21   
667-370 A Parkton MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-370 0 Parkton MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-05-23   
667-370 1 Parkton MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-05-23   
667-370 2 Parkton MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-05-23   
667-370 3 Parkton MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-05-23   
667-370 6 Parkton MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2021-05-23   
667-370 7 Parkton MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-05-22   
667-370 8 Parkton MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2024-12-19   
667-370 9 Parkton MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2022-01-03   
667-371 A Ellicott City MD BLTMMDCH40Z  5562 METROPCS, INC. 238      
667-371 0 Ellicott City MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2022-09-30   
667-371 1 Ellicott City MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-03-10   
667-371 2 Ellicott City MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2023-08-10   
667-371 3 Ellicott City MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-03-21   
667-371 4 Ellicott City MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-03-21   
667-371 5 Ellicott City MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2023-08-10   
667-371 6 Ellicott City MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-02-07   
667-371 7 Ellicott City MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-02-07   
667-371 8 Ellicott City MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2022-04-25   
667-371 9 Ellicott City MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2022-01-13   
667-372 A Cambridge MD ESTNMDBNGT0  2593 CORE COMMUNICATIONS, INC.- MD 242      
667-372 0 Cambridge MD   2593 CORE COMMUNICATIONS, INC.- MD 242   2018-12-06   
667-372 1 Cambridge MD   2593 CORE COMMUNICATIONS, INC.- MD 242   2018-12-06   
667-372 2 Cambridge MD   2593 CORE COMMUNICATIONS, INC.- MD 242   2018-12-06   
667-372 3 Cambridge MD   2593 CORE COMMUNICATIONS, INC.- MD 242   2018-12-06   
667-372 4 Cambridge MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2019-03-04   
667-372 5 Cambridge MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2019-03-04   
667-372 6 Cambridge MD   2593 CORE COMMUNICATIONS, INC.- MD 242   2018-12-06   
667-372 7 Cambridge MD ESTNMDBNGT0  2593 CORE COMMUNICATIONS, INC.- MD 242   2019-03-28   
667-372 8 Cambridge MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2019-01-10   
667-372 9 Cambridge MD SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242   2020-04-02   
667-373 A North Beach MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238      
667-373 0 North Beach MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-06   
667-373 1 North Beach MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-06   
667-373 2 North Beach MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-29   
667-373 3 North Beach MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-06   
667-373 4 North Beach MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238   2019-06-26   
667-373 5 North Beach MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238   2019-06-26   
667-373 6 North Beach MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-29   
667-373 7 North Beach MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-29   
667-373 8 North Beach MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238   2019-06-26   
667-373 9 North Beach MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238   2019-06-26   

<< 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 >>

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.