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.

Seattle, WA

<< 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 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
206-815 8 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-815 9 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-816 A TKWLWAZSPS0  7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674      
206-816 0 STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-816 1 TKWLWAZSPS0  7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674      
206-816 2 STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-816 3 TKWLWAZSPS0  7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674      
206-816 4 STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-816 5 STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-816 6 TKWLWAZSPS0  7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674      
206-816 7 TKWLWAZSPS0  7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674      
206-816 8 TKWLWAZSPS0  7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674      
206-816 9 STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-817 A STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
206-818 A STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
206-819 A STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
206-820 A STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-820 0 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-820 1 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-820 2 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-820 3 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-820 4 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-820 5 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-820 6 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-820 7 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-820 8 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-820 9 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-821 A STTLWA03XMD  624H ONVOY SPECTRUM, LLC 674      
206-821 0 STTLWA03XMD  624H ONVOY SPECTRUM, LLC 674      
206-821 1 STTLWA03XMD  624H ONVOY SPECTRUM, LLC 674      
206-821 2 STTLWA03XMD  624H ONVOY SPECTRUM, LLC 674      
206-821 3 STTLWA03XMD  624H ONVOY SPECTRUM, LLC 674      
206-821 4 STTLWA03XMD  624H ONVOY SPECTRUM, LLC 674      
206-821 5 STTLWA03XMD  624H ONVOY SPECTRUM, LLC 674      
206-821 6 STTLWA03XMD  624H ONVOY SPECTRUM, LLC 674      
206-821 7 STTLWA03XMD  624H ONVOY SPECTRUM, LLC 674      
206-821 8 STTLWA03XMD  624H ONVOY SPECTRUM, LLC 674      
206-821 9 STTLWA03XMD  624H ONVOY SPECTRUM, LLC 674      
206-826 A STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-827 A STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-827 0 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-827 1 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-827 2 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-827 3 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-827 4 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-827 5 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-827 6 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-827 7 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-827 8 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-827 9 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-829 A TKWLWAZSPS0  7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674      
206-829 0 STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-829 1 TKWLWAZSPS0  7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674      
206-829 2 TKWLWAZSPS0  7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674      
206-829 3 STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
206-829 4 STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
206-829 5 STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
206-829 6 STTLWAWBDS1  483E ONVOY, LLC - WA 674      
206-829 7 TKWLWAZSPS0  7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674      
206-829 8 STTLWA03X1X  318J COMCAST IP PHONE, LLC 674      
206-829 9 STTLWA03X1X  318J COMCAST IP PHONE, LLC 674      
206-830 A STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-830 0 STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-830 1 STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-830 2 STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-830 3 STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-830 4 STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-830 5 STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-830 6 STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-830 7 STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-830 8 STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-830 9 STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-831 A STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-831 0 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-831 1 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-831 2 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-831 3 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-831 4 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-831 5 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-831 6 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-831 7 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-831 8 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-831 9 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-832 A STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-832 0 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-832 1 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-832 2 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-832 3 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-832 4 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-832 5 STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-832 6 STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-832 7 STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-832 8 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-832 9 STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-833 A STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-833 0 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
206-833 1 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
206-833 2 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
206-833 3 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
206-833 4 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 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 >>

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.