Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 575 [Rate centres in NPA 575] [Dial plan for NPA 575]

NXX: 352

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
575-352 A Springer NM CLVSNMXCDS1  777B PLATEAU TELECOMMUNICATIONS, INC. - NM 664      

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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