Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 505 [Rate centres in NPA 505] [Dial plan for NPA 505]

NXX: 943

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
505-943 A Shiprock NM STMCAZXEPS1  4450 NAVAJO COMM CO INC NM DBA NAVAJO COMM CO NM 664      
505-943 0 Shiprock NM   073H TELNYX LLC 664   2022-12-18   
505-943 4 Shiprock NM   4450 NAVAJO COMM CO INC NM DBA NAVAJO COMM CO NM 664   2012-05-24   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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