Local Calling Guide

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

NXX: 488

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
810-488 A Port Huron MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
810-488 0 Port Huron MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
810-488 1 Port Huron MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
810-488 2 Port Huron MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
810-488 3 Port Huron MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
810-488 4 Port Huron MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2004-08-15   
810-488 5 Port Huron MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2005-07-08   
810-488 6 Port Huron MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
810-488 7 Port Huron MI DTRTMIBHMMD  1200 TALK AMERICA INC. - MI 340   2005-07-07   
810-488 8 Port Huron MI SFLDMIDC0MD  4632 TELNET WORLDWIDE, INC. 340   2005-09-04   
810-488 9 Port Huron MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2007-12-21   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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