Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 517 [Rate centres in NPA 517] [Dial plan for NPA 517]

NXX: 310

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
517-310 A Mulliken MI LNNGMIMNXMZ  516C AT&T CORP. 346      
517-310 7 Mulliken MI LNNGMIMNXMZ  516C AT&T CORP. 346      

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

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