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 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
206-798 0 Seattle WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-10-07   
206-798 1 Seattle WA STTLWAWB10Z  114J EXIANT COMMUNICATIONS LLC 674   2019-10-06   
206-798 2 Seattle WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-10-07   
206-798 3 Seattle WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-10-07   
206-798 4 Seattle WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-10-07   
206-798 5 Seattle WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-10-07   
206-798 6 Seattle WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-10-07   
206-798 7 Seattle WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-10-07   
206-798 8 Seattle WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-10-07   
206-798 9 Seattle WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-10-07   
206-799 A Seattle WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
206-800 A Richmond Beach WA STTLWAWBDSH  159F PEERLESS NETWORK OF WASHINGTON, LLC - WA 674      
206-800 0 Richmond Beach WA STTLWAWBDSH  159F PEERLESS NETWORK OF WASHINGTON, LLC - WA 674   2014-11-29   
206-800 1 Richmond Beach WA STTLWAWBX7Z  006F BANDWIDTH.COM CLEC, LLC - WA 674   2016-02-12   
206-800 2 Richmond Beach WA STTLWAWBX7Z  006F BANDWIDTH.COM CLEC, LLC - WA 674   2016-02-12   
206-800 3 Richmond Beach WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2015-10-11   
206-800 4 Richmond Beach WA STTLWAWBX7Z  006F BANDWIDTH.COM CLEC, LLC - WA 674   2016-02-12   
206-800 5 Richmond Beach WA STTLWA03X1X  318J COMCAST IP PHONE, LLC 674   2015-02-16   
206-800 6 Richmond Beach WA EVRTWAXAX5Y  483E ONVOY, LLC - WA 674   2016-03-03   
206-800 7 Richmond Beach WA EVRTWAXAX5Y  483E ONVOY, LLC - WA 674   2015-06-24   
206-800 8 Richmond Beach WA STTLWAWBDSH  159F PEERLESS NETWORK OF WASHINGTON, LLC - WA 674   2015-04-30   
206-800 9 Richmond Beach WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2018-12-01   
206-801 A Richmond Beach WA STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-801 0 Richmond Beach WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2005-01-28   
206-801 1 Richmond Beach WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2005-02-09   
206-801 2 Richmond Beach WA TKWLWAZSPS0  7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674   2003-04-16   
206-801 3 Richmond Beach WA STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674   2005-07-16   
206-801 4 Richmond Beach WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2024-09-10   
206-801 5 Richmond Beach WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2003-08-25   
206-801 6 Richmond Beach WA EVRTWAXAX5Y  483E ONVOY, LLC - WA 674   2006-10-20   
206-801 7 Richmond Beach WA STTLWA03X1X  318J COMCAST IP PHONE, LLC 674   2005-03-26   
206-801 8 Richmond Beach WA EVRTWAXAX5Y  483E ONVOY, LLC - WA 674   2022-04-30   
206-801 9 Richmond Beach WA STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-802 A Seattle WA KRLDWADWDS1  7274 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - WA 674      
206-802 0 Seattle WA KRLDWADWDS1  7274 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - WA 674      
206-802 1 Seattle WA KRLDWADWDS1  7274 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - WA 674      
206-802 2 Seattle WA KRLDWADWDS1  7274 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - WA 674      
206-802 3 Seattle WA KRLDWADWDS1  7274 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - WA 674      
206-802 4 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2005-08-01   
206-802 5 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2005-08-01   
206-802 6 Seattle WA KRLDWADWDS1  7274 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - WA 674      
206-802 7 Seattle WA KRLDWADWDS1  7274 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - WA 674      
206-802 8 Seattle WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2006-01-23   
206-802 9 Seattle WA KRLDWADWDS1  7274 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - WA 674      
206-803 A Bainbridge Island WA STTLWAWBDS1  483E ONVOY, LLC - WA 674      
206-803 0 Bainbridge Island WA STTLWAWBDSH  159F PEERLESS NETWORK OF WASHINGTON, LLC - WA 674   2022-12-21   
206-803 1 Bainbridge Island WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2022-11-06   
206-803 2 Bainbridge Island WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2022-11-06   
206-803 3 Bainbridge Island WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2022-11-06   
206-803 4 Bainbridge Island WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2022-11-06   

<< 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 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 >>

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.