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: 265

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-265 A Vienna MD ESTNMDESRMD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 242      
667-265 0 Vienna MD SLBRMDSBX0X  624H ONVOY SPECTRUM, LLC 242   2021-11-15   
667-265 1 Vienna MD SLBRMDSBX0X  624H ONVOY SPECTRUM, LLC 242   2021-05-27   
667-265 2 Vienna MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2020-10-17   
667-265 3 Vienna MD ESTNMDESRMD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 242   2019-06-18   
667-265 4 Vienna MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2020-04-30   
667-265 5 Vienna MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2020-04-30   
667-265 6 Vienna MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2021-03-05   
667-265 7 Vienna MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2023-06-17   
667-265 8 Vienna MD SLBRMDSBWMD  073H TELNYX LLC 242   2021-05-30   
667-265 9 Vienna MD SLBRMDSBX0X  624H ONVOY SPECTRUM, LLC 242   2021-11-15   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.