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: 442 [Rate centres in NPA 442] [Dial plan for NPA 442]

NXX: 502

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
442-502 A Victorville: Victorville DA CA   6529 T-MOBILE USA, INC. 730   2026-10-17   
442-502 7 Victorville: Victorville DA CA   6529 T-MOBILE USA, INC. 730   2026-10-17   
442-502 8 Victorville: Victorville DA CA   6529 T-MOBILE USA, INC. 730   2026-10-17   
442-502 9 Victorville: Victorville DA CA   6529 T-MOBILE USA, INC. 730   2026-10-17   

Last updated: Tue, 01 Sep 2026 00:40:05 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.