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.

NPA: 575 [Rate centres in NPA 575] [Dial plan for NPA 575]

NXX: 442

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
575-442 A Alamogordo NM ALBRNMFE5MD  6529 T-MOBILE USA, INC. 664      
575-442 0 Alamogordo NM ALBRNMFE5MD  6529 T-MOBILE USA, INC. 664      
575-442 1 Alamogordo NM ALBRNMFE5MD  6529 T-MOBILE USA, INC. 664      
575-442 2 Alamogordo NM ALBRNMFE5MD  6529 T-MOBILE USA, INC. 664      
575-442 3 Alamogordo NM ALBRNMFE5MD  6529 T-MOBILE USA, INC. 664      
575-442 5 Alamogordo NM ALBRNMFE5MD  6529 T-MOBILE USA, INC. 664      
575-442 6 Alamogordo NM ALBRNMFE5MD  6529 T-MOBILE USA, INC. 664      
575-442 7 Alamogordo NM ALBQNM10QMD  145J TERRA NOVA TELECOM INC. 664      
575-442 8 Alamogordo NM ALBRNMFE5MD  6529 T-MOBILE USA, INC. 664      
575-442 9 Alamogordo NM   6529 T-MOBILE USA, INC. 664      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.