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: 581

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
505-581 A Albuquerque NM ALBQNMMAX4Y  206F ONVOY, LLC - NM 664      
505-581 0 Albuquerque NM   206F ONVOY, LLC - NM 664   2023-09-08   
505-581 1 Albuquerque NM   206F ONVOY, LLC - NM 664   2023-07-16   
505-581 2 Albuquerque NM   206F ONVOY, LLC - NM 664   2023-07-16   
505-581 3 Albuquerque NM   206F ONVOY, LLC - NM 664   2023-07-16   
505-581 4 Albuquerque NM   206F ONVOY, LLC - NM 664   2023-07-16   
505-581 5 Albuquerque NM   206F ONVOY, LLC - NM 664   2023-07-17   
505-581 6 Albuquerque NM   206F ONVOY, LLC - NM 664   2023-07-22   
505-581 7 Albuquerque NM   206F ONVOY, LLC - NM 664   2023-09-08   
505-581 8 Albuquerque NM   206F ONVOY, LLC - NM 664   2023-09-08   
505-581 9 Albuquerque NM   450C TELEPORT COMMUNICATIONS AMERICA NM-LLC 664   2023-07-17   

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

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