Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 531 [Rate centres in NPA 531] [Dial plan for NPA 531]

NXX: 258

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
531-258 A South Gregory NE SXFLSDCONMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640      
531-258 2 South Gregory NE SXFLSDPSCMD  516J TON80 COMMUNICATIONS, LLC 640      
531-258 9 South Gregory NE SXFLSDCONMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640      

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

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