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: 253 [Rate centres in NPA 253] [Dial plan for NPA 253]

NXX: 391

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
253-391 A Auburn WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
253-391 0 Auburn WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2014-10-09   
253-391 1 Auburn WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2014-09-20   
253-391 2 Auburn WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2014-09-20   
253-391 3 Auburn WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2014-09-20   
253-391 4 Auburn WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2014-08-14   
253-391 5 Auburn WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2014-08-14   
253-391 6 Auburn WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2014-06-20   
253-391 7 Auburn WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2014-06-20   
253-391 8 Auburn WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2014-06-20   
253-391 9 Auburn WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2014-03-09   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.