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: 240 [Rate centres in NPA 240] [Dial plan for NPA 240]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-913 A Damascus (Hagerstown LATA) MD   876D ONVOY, LLC - MD 240      
240-913 0 Damascus (Hagerstown LATA) MD   073H TELNYX LLC 240   2017-08-08   
240-913 2 Damascus (Hagerstown LATA) MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 240   2019-05-30   
240-913 3 Damascus (Hagerstown LATA) MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 240   2019-10-26   
240-913 4 Damascus (Hagerstown LATA) MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 240   2018-02-02   
240-913 5 Damascus (Hagerstown LATA) MD   876D ONVOY, LLC - MD 240   2020-01-15   
240-913 6 Damascus (Hagerstown LATA) MD   876D ONVOY, LLC - MD 240   2020-01-15   
240-913 7 Damascus (Hagerstown LATA) MD   7575 CENTURYLINK COMMUNICATIONS LLC 240   2016-10-26   
240-913 8 Damascus (Hagerstown LATA) MD   876D ONVOY, LLC - MD 240   2016-10-02   
240-913 9 Damascus (Hagerstown LATA) MD   876D ONVOY, LLC - MD 240   2016-10-02   

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.