Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: SFLDMIMKMMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
248-201 A Southfield MI 733J WIRETAP TELECOM, LLC. 340      
248-201 0 Southfield MI 733J WIRETAP TELECOM, LLC. 340   2023-10-16   

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

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