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: 228

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
575-228 A Alto NM ALBQNMMAX2Y  123F BANDWIDTH.COM CLEC, LLC - NM 664      
575-228 0 Alto NM ALBQNMMAX2Y  123F BANDWIDTH.COM CLEC, LLC - NM 664   2014-12-07   
575-228 1 Alto NM ALBQNMMAX4Y  206F ONVOY, LLC - NM 664   2017-09-14   
575-228 2 Alto NM ALBQNMMAX4Y  206F ONVOY, LLC - NM 664   2020-01-10   
575-228 3 Alto NM ALBQNMMAXPY  624H ONVOY SPECTRUM, LLC 664   2021-11-14   
575-228 4 Alto NM ALBQNMMAXPY  624H ONVOY SPECTRUM, LLC 664   2021-11-14   
575-228 7 Alto NM ALBQNMMAX4Y  206F ONVOY, LLC - NM 664   2019-10-31   
575-228 8 Alto NM ALBQNMMAX4Y  206F ONVOY, LLC - NM 664   2017-12-30   
575-228 9 Alto NM RUDSNM240MD  470G TULAROSA COMMUNICATIONS, INC. - NM 664   2020-07-18   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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