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: 812 [Rate centres in NPA 812] [Dial plan for NPA 812]

NXX: 977

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
812-977 A Lawrenceburg IN CNCNOHWSX0Z  4857 MILES COMMUNICATIONS INC. DBA ENHANCED TELECOMM CO 922      
812-977 1 Lawrenceburg IN CNCNOHWSX0Z  4857 MILES COMMUNICATIONS INC. DBA ENHANCED TELECOMM CO 922   2017-01-12   
812-977 2 Lawrenceburg IN CNCNOHRE2MD  097D ONVOY, LLC - IN 922   2019-11-22   
812-977 3 Lawrenceburg IN CNCNOHRE2MD  097D ONVOY, LLC - IN 922   2019-11-22   
812-977 4 Lawrenceburg IN CNCNOHRE2MD  097D ONVOY, LLC - IN 922   2020-05-15   
812-977 5 Lawrenceburg IN CNCNOHWSX0Z  4857 MILES COMMUNICATIONS INC. DBA ENHANCED TELECOMM CO 922   2017-01-12   
812-977 6 Lawrenceburg IN CNCNOHRE2MD  097D ONVOY, LLC - IN 922   2020-05-15   
812-977 7 Lawrenceburg IN CNCNOHWSXJY  5562 METROPCS, INC. 922   2017-09-07   
812-977 8 Lawrenceburg IN   309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 922   2022-04-29   

Last updated: Fri, 13 May 2022 22:16:13 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.