Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 313 [Rate centres in NPA 313] [Dial plan for NPA 313]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
313-805 A Detroit Zone 5 MI DTRTMIPMCM1  6664 SPRINT SPECTRUM L.P. 340      

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

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