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: 206 [Rate centres in NPA 206] [Dial plan for NPA 206]

<< 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 48 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
206-741 1 Seattle WA   597F VOIP INNOVATIONS, LLC 674   2019-09-20   
206-741 2 Seattle WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-09-25   
206-741 3 Seattle WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-09-25   
206-741 4 Seattle WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-09-25   
206-741 5 Seattle WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-09-25   
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 A Des Moines WA TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674      
206-742 0 Des Moines WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2018-03-25   
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   
206-742 3 Des Moines WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2020-04-19   
206-742 4 Des Moines WA   483E ONVOY, LLC - WA 674   2019-11-15   
206-742 5 Des Moines WA   483E ONVOY, LLC - WA 674   2019-11-15   
206-742 6 Des Moines WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2018-03-25   
206-742 7 Des Moines WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2018-02-11   
206-742 8 Des Moines WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2017-10-14   
206-742 9 Des Moines WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2017-10-14   
206-743 A Seattle WA STTLWAWBDSH  159F PEERLESS NETWORK OF WASHINGTON, LLC - WA 674      
206-743 0 Seattle WA   159F PEERLESS NETWORK OF WASHINGTON, LLC - WA 674   2011-02-19   
206-743 1 Seattle WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2011-05-17   
206-743 2 Seattle WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2011-05-17   
206-743 3 Seattle WA   515J IP HORIZON LLC 674   2011-02-22   
206-743 4 Seattle WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2011-05-17   
206-743 5 Seattle WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2011-06-06   
206-743 6 Seattle WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2011-06-06   
206-743 7 Seattle WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2011-06-06   
206-743 8 Seattle WA   318J COMCAST IP PHONE, LLC 674   2011-06-05   
206-743 9 Seattle WA   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2011-06-11   
206-744 A Seattle WA TKWLWAZSPS0  7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674      
206-744 0 Seattle WA   7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674   2004-04-04   
206-744 1 Seattle WA   7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674   2004-04-04   
206-744 2 Seattle WA   7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674   2004-04-04   
206-744 3 Seattle WA   7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674   2004-04-04   
206-744 4 Seattle WA   7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674   2004-04-04   
206-744 5 Seattle WA   7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674   2004-04-04   
206-744 6 Seattle WA   7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674   2004-04-04   
206-744 7 Seattle WA   7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674   2004-04-04   
206-744 8 Seattle WA   7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674   2004-04-04   
206-744 9 Seattle WA   7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674   2004-04-04   
206-745 A Richmond Beach WA STTLWAWBDS1  483E ONVOY, LLC - WA 674      
206-745 0 Richmond Beach WA   006F BANDWIDTH.COM CLEC, LLC - WA 674   2010-07-22   
206-745 1 Richmond Beach WA   483E ONVOY, LLC - WA 674   2010-04-22   
206-745 2 Richmond Beach WA   006F BANDWIDTH.COM CLEC, LLC - WA 674   2010-11-14   
206-745 3 Richmond Beach WA   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2010-11-20   
206-745 4 Richmond Beach WA   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2011-09-23   
206-745 5 Richmond Beach WA   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2011-10-01   
206-745 6 Richmond Beach WA   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2012-01-19   
206-745 7 Richmond Beach WA   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2012-03-09   
206-745 8 Richmond Beach WA   483E ONVOY, LLC - WA 674   2013-09-27   
206-745 9 Richmond Beach WA   006F BANDWIDTH.COM CLEC, LLC - WA 674   2013-11-11   
206-746 A Bainbridge Island WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-746 0 Bainbridge Island WA   624H ONVOY SPECTRUM, LLC 674   2022-05-21   
206-746 1 Bainbridge Island WA   624H ONVOY SPECTRUM, LLC 674   2022-05-21   
206-746 2 Bainbridge Island WA   483E ONVOY, LLC - WA 674   2022-03-01   
206-746 3 Bainbridge Island WA   483E ONVOY, LLC - WA 674   2022-03-01   
206-746 4 Bainbridge Island WA   483E ONVOY, LLC - WA 674   2022-04-08   
206-746 5 Bainbridge Island WA   483E ONVOY, LLC - WA 674   2022-04-08   
206-746 6 Bainbridge Island WA   159F PEERLESS NETWORK OF WASHINGTON, LLC - WA 674   2022-04-16   
206-746 7 Bainbridge Island WA   483E ONVOY, LLC - WA 674   2022-04-08   
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   
206-747 A Seattle WA TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674      
206-747 0 Seattle WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2011-12-01   
206-747 1 Seattle WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2011-12-01   
206-747 2 Seattle WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2011-12-01   
206-747 3 Seattle WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2011-12-01   
206-747 4 Seattle WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2011-12-01   
206-747 5 Seattle WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2011-12-01   
206-747 6 Seattle WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2011-12-01   
206-747 7 Seattle WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2011-12-01   
206-747 8 Seattle WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2011-12-01   
206-747 9 Seattle WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2011-12-01   
206-748 A Seattle WA STTLWA06DS4  9638 QWEST CORPORATION 674      
206-749 A Seattle WA STTLWA06DS4  9638 QWEST CORPORATION 674      
206-750 A Seattle WA STTLWA03XMD  624H ONVOY SPECTRUM, LLC 674      
206-750 0 Seattle WA   624H ONVOY SPECTRUM, LLC 674   2022-09-16   
206-750 1 Seattle WA   624H ONVOY SPECTRUM, LLC 674   2022-09-16   
206-750 2 Seattle WA   624H ONVOY SPECTRUM, LLC 674   2022-09-16   
206-750 3 Seattle WA   624H ONVOY SPECTRUM, LLC 674   2022-09-16   
206-750 4 Seattle WA   624H ONVOY SPECTRUM, LLC 674   2022-09-16   
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   
206-750 8 Seattle WA   073H TELNYX LLC 674   2022-09-17   
206-750 9 Seattle WA   073H TELNYX LLC 674   2022-09-17   
206-751 A Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-751 0 Seattle WA   5562 METROPCS, INC. 674   2017-05-09   
206-751 1 Seattle WA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674   2017-05-16   
206-751 2 Seattle WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2018-01-31   
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   
206-752 A Seattle WA STTLWAWB25Z  622J SKYE TELECOM LLC DBA SKYETEL 674      

<< 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 48 >>

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.