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

Block: A

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
206-251 A Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-252 A Seattle WA STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-254 A Seattle WA STTLWA06DS4  9638 QWEST CORPORATION 674      
206-255 A Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-256 A Seattle WA STTLWAELDS0  9638 QWEST CORPORATION 674      
206-257 A Seattle WA STTLWA03X1X  318J COMCAST IP PHONE, LLC 674      
206-258 A Seattle WA STTLWA03X1X  318J COMCAST IP PHONE, LLC 674      
206-259 A Vashon WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
206-260 A Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674      
206-261 A Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-262 A Seattle WA STTLWA06DS4  9638 QWEST CORPORATION 674      
206-263 A Seattle WA STTLWA06DS6  9638 QWEST CORPORATION 674      
206-264 A Seattle WA STTLWA06DS4  9638 QWEST CORPORATION 674      
206-265 A Seattle WA STTLWAELDS0  9638 QWEST CORPORATION 674      
206-266 A Seattle WA   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
206-267 A Seattle WA STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-268 A Seattle WA STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-269 A Seattle WA STTLWAELDS0  9638 QWEST CORPORATION 674      
206-270 A Seattle WA STTLWA05DS0  9638 QWEST CORPORATION 674      
206-271 A Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-272 A Seattle WA STTLWA05DS0  9638 QWEST CORPORATION 674      
206-273 A Seattle WA STTLWA05DS0  9638 QWEST CORPORATION 674      
206-274 A Seattle WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
206-275 A Seattle WA MRISWA01DS0  9638 QWEST CORPORATION 674      
206-276 A Seattle WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
206-277 A Seattle WA STTLWACHDS0  9638 QWEST CORPORATION 674      
206-278 A Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674      
206-279 A Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674      
206-280 A Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-281 A Seattle WA STTLWA05DS0  9638 QWEST CORPORATION 674      
206-282 A Seattle WA STTLWA05DS0  9638 QWEST CORPORATION 674      
206-283 A Seattle WA STTLWA05DS0  9638 QWEST CORPORATION 674      
206-284 A Seattle WA STTLWA05DS0  9638 QWEST CORPORATION 674      
206-285 A Seattle WA STTLWA05DS0  9638 QWEST CORPORATION 674      
206-286 A Seattle WA STTLWA05DS0  9638 QWEST CORPORATION 674      
206-287 A Seattle WA STTLWA06DS4  9638 QWEST CORPORATION 674      
206-288 A Seattle WA RDMDWASYDS1  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-289 A Richmond Beach WA STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-290 A Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-291 A Seattle WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674      
206-292 A Seattle WA STTLWA06DS6  9638 QWEST CORPORATION 674      
206-293 A Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-294 A Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-295 A Seattle WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674      
206-296 A Seattle WA STTLWA06DS6  9638 QWEST CORPORATION 674      
206-297 A Seattle WA STTLWASUDS0  9638 QWEST CORPORATION 674      
206-298 A Seattle WA STTLWA05DS0  9638 QWEST CORPORATION 674      
206-299 A Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674      
206-300 A Seattle WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
206-301 A Seattle WA STTLWA05DS0  9638 QWEST CORPORATION 674      

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

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