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: 218 [Rate centres in NPA 218] [Dial plan for NPA 218]

NXX: 812

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
218-812 A Coleraine MN DLTHMNMEX7X  184D ONVOY, LLC - MN 624      
218-812 0 Coleraine MN DLTHMNMEXKX  073H TELNYX LLC 624   2020-07-12   
218-812 1 Coleraine MN DLTHMNMEX7X  184D ONVOY, LLC - MN 624   2020-04-03   
218-812 2 Coleraine MN DLTHMNMEX7X  184D ONVOY, LLC - MN 624   2020-04-03   
218-812 3 Coleraine MN DLTHMNMEX7X  184D ONVOY, LLC - MN 624   2020-08-17   
218-812 4 Coleraine MN DLTHMNMEX7X  184D ONVOY, LLC - MN 624   2021-03-08   
218-812 5 Coleraine MN DLTHMNMEXJX  624H ONVOY SPECTRUM, LLC 624   2021-10-30   
218-812 7 Coleraine MN DLTHMNMEXJX  624H ONVOY SPECTRUM, LLC 624   2021-06-20   
218-812 8 Coleraine MN GDRPMNGR0MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 624   2020-04-13   
218-812 9 Coleraine MN GDRPMNGR0MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 624   2020-04-13   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.