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: 425 [Rate centres in NPA 425] [Dial plan for NPA 425]

NXX: 750

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
425-750 A Everett WA   6529 T-MOBILE USA, INC. 674      
425-750 0 Everett WA BOTHWAAK3MD  6529 T-MOBILE USA, INC. 674      
425-750 1 Everett WA BOTHWAAK3MD  6529 T-MOBILE USA, INC. 674      
425-750 2 Everett WA BOTHWAAK3MD  6529 T-MOBILE USA, INC. 674      
425-750 3 Everett WA BOTHWAAK3MD  6529 T-MOBILE USA, INC. 674      
425-750 4 Everett WA BOTHWAAK3MD  6529 T-MOBILE USA, INC. 674      
425-750 5 Everett WA BOTHWAAK3MD  6529 T-MOBILE USA, INC. 674      
425-750 6 Everett WA BOTHWAAK3MD  6529 T-MOBILE USA, INC. 674      
425-750 7 Everett WA BOTHWAAK3MD  6529 T-MOBILE USA, INC. 674      
425-750 8 Everett WA BOTHWAAK3MD  6529 T-MOBILE USA, INC. 674      
425-750 9 Everett WA   5562 METROPCS, INC. 674      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.