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: 256

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
575-256 A Tierra Amarilla NM ALBQNMMAX4Y  206F ONVOY, LLC - NM 664      
575-256 0 Tierra Amarilla NM ALBQNMMAX4Y  206F ONVOY, LLC - NM 664   2017-10-01   
575-256 1 Tierra Amarilla NM ALBQNMMAX4Y  206F ONVOY, LLC - NM 664   2021-03-05   
575-256 2 Tierra Amarilla NM ALBQNMMAX4Y  206F ONVOY, LLC - NM 664   2019-10-31   
575-256 3 Tierra Amarilla NM ALBQNMMAX4Y  206F ONVOY, LLC - NM 664   2020-10-19   
575-256 4 Tierra Amarilla NM ALBQNMMAX4Y  206F ONVOY, LLC - NM 664   2020-10-19   
575-256 5 Tierra Amarilla NM ALBQNMMAX4Y  206F ONVOY, LLC - NM 664   2020-01-10   
575-256 6 Tierra Amarilla NM ALBQNMMAX4Y  206F ONVOY, LLC - NM 664   2020-12-20   
575-256 7 Tierra Amarilla NM ALBQNMMAX4Y  206F ONVOY, LLC - NM 664   2020-12-20   
575-256 8 Tierra Amarilla NM ALBQNMMAX4Y  206F ONVOY, LLC - NM 664   2021-03-05   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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