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]

NXX: 803

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-803 A Solomons MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
667-803 0 Solomons MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2013-10-13   
667-803 1 Solomons MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-04-04   
667-803 2 Solomons MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-04-04   
667-803 3 Solomons MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-03-09   
667-803 4 Solomons MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2016-07-16   
667-803 5 Solomons MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-07-01   
667-803 6 Solomons MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-07-01   
667-803 7 Solomons MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-07-01   
667-803 8 Solomons MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2018-08-16   
667-803 9 Solomons MD BLTMMDCHX7X  073H TELNYX LLC 238   2017-04-26   

Last updated: Tue, 04 May 2021 15:04:27 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.