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: 750

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
575-750 A Cloudcroft NM TLRSNMXC1MD  206F ONVOY, LLC - NM 664      
575-750 0 Cloudcroft NM   145J TERRA NOVA TELECOM INC. 664   2025-07-06   
575-750 7 Cloudcroft NM TLRSNMXC1MD  206F ONVOY, LLC - NM 664   2022-07-10   

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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