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: STTLWA060MD

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
206-733 0 Seattle WA 6529 T-MOBILE USA, INC. 674   2007-04-05   
206-734 0 Seattle WA 6529 T-MOBILE USA, INC. 674   2005-12-31   
206-734 1 Seattle WA 6529 T-MOBILE USA, INC. 674   2005-12-31   
206-734 2 Seattle WA 6529 T-MOBILE USA, INC. 674   2005-12-31   
206-737 6 Seattle WA 6529 T-MOBILE USA, INC. 674   2011-07-25   
206-739 1 Seattle WA 6529 T-MOBILE USA, INC. 674   2015-08-07   
206-739 2 Seattle WA 6529 T-MOBILE USA, INC. 674   2015-08-07   
206-739 3 Seattle WA 6529 T-MOBILE USA, INC. 674   2015-08-07   
206-739 4 Seattle WA 6529 T-MOBILE USA, INC. 674   2015-08-07   
206-741 6 Seattle WA 6529 T-MOBILE USA, INC. 674   2019-09-21   
206-741 7 Seattle WA 6529 T-MOBILE USA, INC. 674   2019-09-21   
206-741 8 Seattle WA 6529 T-MOBILE USA, INC. 674   2019-09-21   
206-741 9 Seattle WA 6529 T-MOBILE USA, INC. 674   2019-09-21   
206-742 1 Des Moines WA 5562 METROPCS, INC. 674   2018-10-15   
206-742 2 Des Moines WA 5562 METROPCS, INC. 674   2018-10-15   
206-746 A Bainbridge Island WA 6529 T-MOBILE USA, INC. 674      
206-746 8 Bainbridge Island WA 6529 T-MOBILE USA, INC. 674   2022-02-28   
206-746 9 Bainbridge Island WA 6529 T-MOBILE USA, INC. 674   2022-02-28   
206-750 5 Seattle WA 6529 T-MOBILE USA, INC. 674   2022-09-17   
206-750 6 Seattle WA 6529 T-MOBILE USA, INC. 674   2022-09-17   
206-750 7 Seattle WA 6529 T-MOBILE USA, INC. 674   2022-09-17   
206-751 A Seattle WA 6529 T-MOBILE USA, INC. 674      
206-751 0 Seattle WA 5562 METROPCS, INC. 674   2017-05-09   
206-751 3 Seattle WA 6529 T-MOBILE USA, INC. 674   2017-05-12   
206-751 4 Seattle WA 6529 T-MOBILE USA, INC. 674   2017-05-12   
206-751 5 Seattle WA 6529 T-MOBILE USA, INC. 674   2017-05-12   
206-751 6 Seattle WA 6529 T-MOBILE USA, INC. 674   2017-05-12   
206-751 7 Seattle WA 6529 T-MOBILE USA, INC. 674   2017-05-08   
206-751 8 Seattle WA 6529 T-MOBILE USA, INC. 674   2017-05-08   
206-751 9 Seattle WA 6529 T-MOBILE USA, INC. 674   2017-05-08   
206-753 7 Seattle WA 6529 T-MOBILE USA, INC. 674   2005-06-25   
206-753 8 Seattle WA 6529 T-MOBILE USA, INC. 674   2005-06-25   
206-753 9 Seattle WA 6529 T-MOBILE USA, INC. 674   2005-06-25   
206-756 A Seattle WA 6529 T-MOBILE USA, INC. 674      
206-756 5 Seattle WA 6529 T-MOBILE USA, INC. 674   2021-11-29   
206-756 6 Seattle WA 6529 T-MOBILE USA, INC. 674   2021-11-29   
206-756 7 Seattle WA 6529 T-MOBILE USA, INC. 674   2021-11-29   
206-756 8 Seattle WA 6529 T-MOBILE USA, INC. 674   2021-11-29   
206-756 9 Seattle WA 6529 T-MOBILE USA, INC. 674   2021-11-18   
206-758 0 Bainbridge Island WA 6529 T-MOBILE USA, INC. 674   2022-01-17   
206-758 1 Bainbridge Island WA 6529 T-MOBILE USA, INC. 674   2021-11-12   
206-758 7 Bainbridge Island WA 6529 T-MOBILE USA, INC. 674   2021-11-12   
206-758 8 Bainbridge Island WA 6529 T-MOBILE USA, INC. 674   2021-11-12   
206-759 0 Bainbridge Island WA 6529 T-MOBILE USA, INC. 674   2022-01-17   
206-759 1 Bainbridge Island WA 6529 T-MOBILE USA, INC. 674   2022-01-17   
206-759 6 Bainbridge Island WA 6529 T-MOBILE USA, INC. 674   2022-01-17   
206-765 0 Seattle WA 6529 T-MOBILE USA, INC. 674   2010-10-06   
206-765 8 Seattle WA 6529 T-MOBILE USA, INC. 674   2012-10-10   
206-765 9 Seattle WA 6529 T-MOBILE USA, INC. 674   2012-10-10   
206-766 0 Seattle WA 6529 T-MOBILE USA, INC. 674   2007-03-09   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 >>

Last updated: Sat, 10 Oct 2026 15:24:20 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.