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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
206-505 A Seattle WA STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-506 A Seattle WA STTLWA06DS4  9638 QWEST CORPORATION 674      
206-507 A Seattle WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
206-508 A Seattle WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
206-509 A Seattle WA STTLWA05DS0  9638 QWEST CORPORATION 674      
206-510 A Seattle WA STTLWA060MD  5562 METROPCS, INC. 674      
206-512 A Seattle WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
206-513 A Seattle WA STTLWAWB11Z  996H AIRESPRING, INC. 674      
206-514 A Seattle WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
206-515 A Seattle WA STTLWA06DS4  9638 QWEST CORPORATION 674      
206-516 A Seattle WA STTLWA06DS4  9638 QWEST CORPORATION 674      
206-517 A Seattle WA STTLWALADS0  9638 QWEST CORPORATION 674      
206-518 A Seattle WA TKWLWAZSPS0  7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674      
206-519 A Seattle WA TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674      
206-520 A Seattle WA STTLWA06DS4  9638 QWEST CORPORATION 674      
206-521 A Seattle WA STTLWA06DS4  9638 QWEST CORPORATION 674      
206-522 A Seattle WA STTLWALADS0  9638 QWEST CORPORATION 674      
206-523 A Seattle WA STTLWALADS0  9638 QWEST CORPORATION 674      
206-524 A Seattle WA STTLWALADS0  9638 QWEST CORPORATION 674      
206-525 A Seattle WA STTLWALADS0  9638 QWEST CORPORATION 674      
206-526 A Seattle WA STTLWALADS0  9638 QWEST CORPORATION 674      
206-527 A Seattle WA STTLWALADS0  9638 QWEST CORPORATION 674      
206-528 A Seattle WA STTLWALADS0  9638 QWEST CORPORATION 674      
206-529 A Seattle WA STTLWALADS0  9638 QWEST CORPORATION 674      
206-530 A Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-531 A Seattle WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
206-532 A Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-533 A Richmond Beach WA RCBHWAXXDS1  4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
206-534 A Seattle WA STTLWA06X8X  6630 USA MOBILITY WIRELESS, INC. 674      
206-535 A Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-536 A Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674      
206-537 A Bainbridge Island WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-538 A Seattle WA STTLWA03X7X  829J PAETEC ITEL, LLC 674      
206-539 A Seattle WA STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-540 A Seattle WA STTLWA06X8X  6630 USA MOBILITY WIRELESS, INC. 674      
206-541 A Seattle WA STTLWA06X8X  6630 USA MOBILITY WIRELESS, INC. 674      
206-542 A Richmond Beach WA RCBHWAXXDS1  4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
206-543 A Seattle WA STTLWADJDS1  577F RINGSQUARED TELECOM LLC 674      
206-544 A Seattle WA STTLWADUDS0  9638 QWEST CORPORATION 674      
206-545 A Seattle WA STTLWACADS0  9638 QWEST CORPORATION 674      
206-546 A Richmond Beach WA RCBHWAXXDS1  4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
206-547 A Seattle WA STTLWACADS0  9638 QWEST CORPORATION 674      
206-548 A Seattle WA STTLWACADS0  9638 QWEST CORPORATION 674      
206-549 A Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-550 A Seattle WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
206-551 A Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-552 A Seattle WA STTLWAWBX7Z  006F BANDWIDTH.COM CLEC, LLC - WA 674      
206-553 A Seattle WA STTLWA06DS6  9638 QWEST CORPORATION 674      
206-554 A Seattle WA STTLWA06DS0  9638 QWEST CORPORATION 674      
206-556 A Seattle WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      

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

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