Local Calling Guide
Area code/prefix search
Seattle, WA
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 206-455
| 7 |
STTNWAHODSC |
6121 LEVEL 3 COMMUNICATIONS, LLC - WA |
674 |
|
2008-06-25 |
|
| 206-455
| 8 |
STTNWAHODSC |
6121 LEVEL 3 COMMUNICATIONS, LLC - WA |
674 |
|
2008-06-25 |
|
| 206-455
| 9 |
STTNWAHODSC |
6121 LEVEL 3 COMMUNICATIONS, LLC - WA |
674 |
|
2008-06-25 |
|
| 206-456
| A |
STTNWAHODSC |
6121 LEVEL 3 COMMUNICATIONS, LLC - WA |
674 |
|
|
|
| 206-456
| 0 |
STTLWAWBDS1 |
483E ONVOY, LLC - WA |
674 |
|
|
|
| 206-456
| 1 |
STTLWAWBDS1 |
483E ONVOY, LLC - WA |
674 |
|
|
|
| 206-456
| 2 |
STTLWAWBDS1 |
483E ONVOY, LLC - WA |
674 |
|
|
|
| 206-456
| 3 |
STTLWAWBDS1 |
483E ONVOY, LLC - WA |
674 |
|
2010-07-19 |
|
| 206-456
| 4 |
STTNWAHODSC |
6121 LEVEL 3 COMMUNICATIONS, LLC - WA |
674 |
|
2010-10-06 |
|
| 206-456
| 5 |
STTLWAGAPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
674 |
|
2010-08-14 |
|
| 206-456
| 6 |
STTNWAHODSC |
6121 LEVEL 3 COMMUNICATIONS, LLC - WA |
674 |
|
2010-10-06 |
|
| 206-456
| 7 |
STTLWAWBDS1 |
483E ONVOY, LLC - WA |
674 |
|
2010-11-17 |
|
| 206-456
| 8 |
STTLWAWBDS1 |
483E ONVOY, LLC - WA |
674 |
|
2010-11-17 |
|
| 206-456
| 9 |
TKWLWAZSPS0 |
7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM |
674 |
|
2011-04-08 |
|
| 206-457
| A |
PLSBWAXXX0X |
6010 NEW CINGULAR WIRELESS PCS, LLC |
674 |
|
|
|
| 206-457
| 0 |
STTLWAWBDS1 |
483E ONVOY, LLC - WA |
674 |
|
|
|
| 206-457
| 1 |
STTLWAWBDS1 |
483E ONVOY, LLC - WA |
674 |
|
|
|
| 206-457
| 2 |
STTLWAWBX7Z |
006F BANDWIDTH.COM CLEC, LLC - WA |
674 |
|
2011-06-17 |
|
| 206-457
| 3 |
STTLWAWBX7Z |
006F BANDWIDTH.COM CLEC, LLC - WA |
674 |
|
2011-06-17 |
|
| 206-457
| 4 |
STTLWA03X1X |
318J COMCAST IP PHONE, LLC |
674 |
|
2011-07-07 |
|
| 206-457
| 5 |
STTLWA03X1X |
318J COMCAST IP PHONE, LLC |
674 |
|
2011-07-07 |
|
| 206-457
| 6 |
PLSBWAXXX0X |
6010 NEW CINGULAR WIRELESS PCS, LLC |
674 |
|
2011-08-23 |
|
| 206-457
| 7 |
PLSBWAXXX0X |
6010 NEW CINGULAR WIRELESS PCS, LLC |
674 |
|
2011-08-23 |
|
| 206-457
| 8 |
STTLWA03X1X |
318J COMCAST IP PHONE, LLC |
674 |
|
2011-07-07 |
|
| 206-457
| 9 |
PLSBWAXXX0X |
6010 NEW CINGULAR WIRELESS PCS, LLC |
674 |
|
2011-08-23 |
|
| 206-458
| A |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
|
|
| 206-458
| 0 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2008-07-04 |
|
| 206-458
| 1 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2008-07-04 |
|
| 206-458
| 2 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2008-07-04 |
|
| 206-458
| 3 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2008-07-04 |
|
| 206-458
| 4 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2008-07-04 |
|
| 206-458
| 5 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2008-07-04 |
|
| 206-458
| 6 |
STTLWAGAPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
674 |
|
2009-08-13 |
|
| 206-458
| 7 |
STTLWAGAPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
674 |
|
2009-08-13 |
|
| 206-458
| 8 |
STTLWAGAAMD |
5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA |
674 |
|
2009-10-05 |
|
| 206-458
| 9 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2008-07-04 |
|
| 206-459
| A |
STTLWAGAAMD |
5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA |
674 |
|
|
|
| 206-461
| A |
STTLWA06DS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-462
| A |
STTLWAGAAMD |
5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA |
674 |
|
|
|
| 206-462
| 0 |
STTLWAGAAMD |
5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA |
674 |
|
2007-11-21 |
|
| 206-462
| 1 |
STTLWAWBX7Z |
006F BANDWIDTH.COM CLEC, LLC - WA |
674 |
|
2008-08-07 |
|
| 206-462
| 2 |
STTNWAHODSC |
6121 LEVEL 3 COMMUNICATIONS, LLC - WA |
674 |
|
2007-11-23 |
|
| 206-462
| 3 |
STTNWAHODSC |
6121 LEVEL 3 COMMUNICATIONS, LLC - WA |
674 |
|
2007-11-23 |
|
| 206-462
| 4 |
STTNWAHODSC |
6121 LEVEL 3 COMMUNICATIONS, LLC - WA |
674 |
|
2007-11-23 |
|
| 206-462
| 5 |
STTNWAHODSC |
6121 LEVEL 3 COMMUNICATIONS, LLC - WA |
674 |
|
2007-11-23 |
|
| 206-462
| 6 |
TKWLWAZSPS0 |
7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM |
674 |
|
2007-12-17 |
|
| 206-462
| 7 |
TKWLWAZSPS0 |
7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM |
674 |
|
2008-01-13 |
|
| 206-462
| 8 |
STTLWAGAAMD |
5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA |
674 |
|
2008-02-25 |
|
| 206-462
| 9 |
STTLWAGAAMD |
5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA |
674 |
|
2008-03-17 |
|
| 206-464
| A |
STTLWA06DS4 |
9638 QWEST CORPORATION |
674 |
|
|
|
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Last updated: Sat, 02 May 2026 12:20:53 UTC
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