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: 276

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
505-276 A Las Vegas NM ALBQNMMAX4Y  206F ONVOY, LLC - NM 664      
505-276 1 Las Vegas NM ALBQNMMAX4Y  206F ONVOY, LLC - NM 664      
505-276 7 Las Vegas NM   883K AHOI LLC 664   2026-09-18   

Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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