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: 810 [Rate centres in NPA 810] [Dial plan for NPA 810]

NXX: 941

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
810-941 A Port Huron MI BRHMMIBDBMD  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
810-941 0 Port Huron MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
810-941 1 Port Huron MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
810-941 2 Port Huron MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
810-941 3 Port Huron MI   829J PAETEC ITEL, LLC 340      
810-941 4 Port Huron MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
810-941 5 Port Huron MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
810-941 6 Port Huron MI BRHMMIBDBMD  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
810-941 7 Port Huron MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
810-941 8 Port Huron MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
810-941 9 Port Huron MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.