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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-284 9 Baltimore MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2020-09-28   
667-285 A Hurlock MD   876D ONVOY, LLC - MD 242   2017-05-08   
667-285 0 Hurlock MD   876D ONVOY, LLC - MD 242   2017-05-08   
667-285 1 Hurlock MD   073H TELNYX LLC 242   2017-09-13   
667-285 2 Hurlock MD   2593 CORE COMMUNICATIONS, INC. - MD 242   2018-06-17   
667-285 3 Hurlock MD   2593 CORE COMMUNICATIONS, INC. - MD 242   2018-06-17   
667-285 4 Hurlock MD   2593 CORE COMMUNICATIONS, INC. - MD 242   2018-06-17   
667-285 5 Hurlock MD   2593 CORE COMMUNICATIONS, INC. - MD 242   2019-07-31   
667-285 6 Hurlock MD   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 242   2018-01-05   
667-285 8 Hurlock MD   876D ONVOY, LLC - MD 242   2019-03-04   
667-285 9 Hurlock MD   876D ONVOY, LLC - MD 242   2019-03-04   
667-286 A Salisbury MD   321J HD CARRIER LLC 242   2020-10-09   
667-286 8 Salisbury MD   321J HD CARRIER LLC 242   2020-10-09   
667-286 9 Salisbury MD   321J HD CARRIER LLC 242   2020-10-09   
667-287 A Bishopville MD   478J BRIGHTLINK COMMUNICATIONS, LLC 242   2020-10-27   
667-287 1 Bishopville MD   478J BRIGHTLINK COMMUNICATIONS, LLC 242   2020-10-27   
667-288 A Berlin MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242   2020-10-29   
667-288 0 Berlin MD   568G PEERLESS NETWORK OF MARYLAND, LLC 242   2020-10-30   
667-288 2 Berlin MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242   2020-10-29   
667-289 A Aberdeen MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 236   2020-10-16   
667-289 7 Aberdeen MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 236   2020-10-16   
667-289 8 Aberdeen MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 236   2020-10-16   
667-289 9 Aberdeen MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 236   2020-10-16   
667-290 A Baltimore MD   515J 238   2020-10-31   
667-290 0 Baltimore MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2020-11-01   
667-290 1 Baltimore MD   515J 238   2020-10-31   
667-290 2 Baltimore MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2020-11-01   
667-290 3 Baltimore MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2020-11-01   
667-290 4 Baltimore MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2020-11-01   
667-290 5 Baltimore MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2020-11-01   
667-291 A Millington MD   876D ONVOY, LLC - MD 242   2017-05-11   
667-291 0 Millington MD   876D ONVOY, LLC - MD 242   2017-05-11   
667-291 1 Millington MD   073H TELNYX LLC 242   2017-09-13   
667-291 2 Millington MD   2593 CORE COMMUNICATIONS, INC. - MD 242   2018-06-17   
667-291 3 Millington MD   2593 CORE COMMUNICATIONS, INC. - MD 242   2018-06-17   
667-291 4 Millington MD   2593 CORE COMMUNICATIONS, INC. - MD 242   2018-06-17   
667-291 5 Millington MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242   2019-10-07   
667-291 8 Millington MD   876D ONVOY, LLC - MD 242   2019-03-04   
667-291 9 Millington MD   876D ONVOY, LLC - MD 242   2019-03-04   
667-292 A Salisbury MD   515J 242   2020-10-31   
667-292 1 Salisbury MD   515J 242   2020-10-31   
667-293 A Sharptown MD   876D ONVOY, LLC - MD 242   2020-11-21   
667-293 3 Sharptown MD   876D ONVOY, LLC - MD 242   2020-11-21   
667-293 9 Sharptown MD   876D ONVOY, LLC - MD 242   2020-11-21   
667-294 A Towson MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-11-05   
667-294 0 Towson MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 238   2020-11-06   
667-294 5 Towson MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-11-05   
667-294 6 Towson MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-11-05   
667-294 7 Towson MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-11-05   
667-294 8 Towson MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-11-05   

<< 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 >>

Last updated: Sat, 31 Oct 2020 19:28:10 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.