Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: ARCHNMXCDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
575-253 A Melrose NM 2272 ROOSEVELT COUNTY RURAL TEL. COOP., INC. 664      
575-273 A Causey NM 2272 ROOSEVELT COUNTY RURAL TEL. COOP., INC. 664      
575-274 A Elida NM 2272 ROOSEVELT COUNTY RURAL TEL. COOP., INC. 664      
575-276 A Arch NM 2272 ROOSEVELT COUNTY RURAL TEL. COOP., INC. 664      
575-477 A Dora NM 2272 ROOSEVELT COUNTY RURAL TEL. COOP., INC. 664      
575-478 A Floyd NM 2272 ROOSEVELT COUNTY RURAL TEL. COOP., INC. 664      
575-482 A Texico NM 2272 ROOSEVELT COUNTY RURAL TEL. COOP., INC. 664      
575-675 A Milnesand NM 2272 ROOSEVELT COUNTY RURAL TEL. COOP., INC. 664      

Last updated: Sat, 04 Jul 2026 13:07:56 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.