Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 734 [Rate centres in NPA 734] [Dial plan for NPA 734]

NXX: 570

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
734-570 A Chelsea MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
734-570 0 Chelsea MI LIVNMIUX8MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2024-02-20   
734-570 2 Chelsea MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2023-08-27   
734-570 6 Chelsea MI DTRTMIBAUMD  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2024-03-18   
734-570 9 Chelsea MI SFLDMIMKDS2  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 340   2024-12-21   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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