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: 404

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
575-404 A Alamogordo NM ALBRNMFE5MD  6529 T-MOBILE USA, INC. 664      
575-404 0 Alamogordo NM   6529 T-MOBILE USA, INC. 664   2014-08-18   
575-404 1 Alamogordo NM   123F BANDWIDTH.COM CLEC, LLC - NM 664   2013-12-13   
575-404 2 Alamogordo NM   197D VONAGE AMERICA LLC 664   2014-03-09   
575-404 3 Alamogordo NM   6529 T-MOBILE USA, INC. 664   2014-07-24   
575-404 4 Alamogordo NM   206F ONVOY, LLC - NM 664   2017-06-19   
575-404 5 Alamogordo NM   6529 T-MOBILE USA, INC. 664   2014-06-27   
575-404 6 Alamogordo NM   6529 T-MOBILE USA, INC. 664   2014-06-27   
575-404 7 Alamogordo NM   206F ONVOY, LLC - NM 664   2013-09-15   
575-404 8 Alamogordo NM   6529 T-MOBILE USA, INC. 664   2013-09-22   
575-404 9 Alamogordo NM   6529 T-MOBILE USA, INC. 664   2013-06-01   

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

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