Local Calling Guide

Area code/prefix search

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NPA: 734 [Rate centres in NPA 734] [Dial plan for NPA 734]

NXX: 937

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
734-937 A Whitmore Lake MI SFLDMIMKBMD  516J TON80 COMMUNICATIONS, LLC 340      
734-937 0 Whitmore Lake MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2023-05-22   
734-937 1 Whitmore Lake MI   543C ONVOY, LLCV - MI 340   2023-07-23   
734-937 2 Whitmore Lake MI   624H ONVOY SPECTRUM, LLC 340   2024-03-22   
734-937 7 Whitmore Lake MI   318J COMCAST IP PHONE, LLC 340   2023-10-18   
734-937 8 Whitmore Lake MI   516J TON80 COMMUNICATIONS, LLC 340   2022-03-19   
734-937 9 Whitmore Lake MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2023-12-13   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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