Local Calling Guide
Area code/prefix search
Seattle, WA
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 206-403
| 4 |
|
7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA |
674 |
|
|
|
| 206-403
| 5 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2006-05-19 |
|
| 206-403
| 6 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2005-03-26 |
|
| 206-403
| 7 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2006-05-19 |
|
| 206-403
| 8 |
PLSBWAXXX0X |
6010 NEW CINGULAR WIRELESS PCS, LLC |
674 |
|
2005-03-22 |
|
| 206-403
| 9 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2025-01-09 |
|
| 206-404
| A |
STTLWAELDS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-405
| A |
STTLWA06DS4 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-405
| 0 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2007-02-08 |
|
| 206-405
| 1 |
STTLWA06DS4 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-405
| 2 |
STTLWA06DS4 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-405
| 3 |
STTLWA06DS4 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-405
| 4 |
STTLWA06DS4 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-405
| 5 |
STTLWA06DS4 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-405
| 6 |
STTLWA06DS4 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-405
| 7 |
STTLWA06DS4 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-405
| 8 |
STTLWA06DS4 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-405
| 9 |
STTLWA06DS4 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-406
| A |
STTLWAGAAMD |
5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA |
674 |
|
|
|
| 206-407
| A |
STTLWAWBDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
674 |
|
|
|
| 206-407
| 0 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
674 |
|
2026-05-18 |
|
| 206-407
| 1 |
STTLWAWBDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
674 |
|
|
|
| 206-407
| 2 |
STTLWAWBDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
674 |
|
|
|
| 206-407
| 3 |
STTNWAHODSC |
6121 LEVEL 3 COMMUNICATIONS, LLC - WA |
674 |
|
2004-05-01 |
|
| 206-407
| 4 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2005-01-14 |
|
| 206-407
| 5 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2004-12-12 |
|
| 206-407
| 6 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2004-12-12 |
|
| 206-407
| 7 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2004-12-12 |
|
| 206-407
| 8 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2004-12-12 |
|
| 206-407
| 9 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2004-12-12 |
|
| 206-409
| A |
PLSBWAXXX0X |
6010 NEW CINGULAR WIRELESS PCS, LLC |
674 |
|
|
|
| 206-410
| A |
STTLWA06DS4 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-410
| 0 |
STTLWA04DS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-410
| 1 |
STTLWACADS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-410
| 2 |
STTLWACADS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-410
| 3 |
STTLWACADS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-410
| 4 |
STTLWAWBDS1 |
483E ONVOY, LLC - WA |
674 |
|
2023-06-30 |
|
| 206-410
| 5 |
STTLWAWBDS1 |
483E ONVOY, LLC - WA |
674 |
|
2023-06-30 |
|
| 206-410
| 6 |
STTLWAWBDS1 |
483E ONVOY, LLC - WA |
674 |
|
2023-06-30 |
|
| 206-410
| 7 |
STTLWAWBDS1 |
483E ONVOY, LLC - WA |
674 |
|
2023-06-30 |
|
| 206-410
| 8 |
STTLWAWBDS1 |
483E ONVOY, LLC - WA |
674 |
|
2023-06-30 |
|
| 206-410
| 9 |
STTLWAWBDS1 |
483E ONVOY, LLC - WA |
674 |
|
2023-06-30 |
|
| 206-412
| A |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
|
|
| 206-413
| A |
STTLWAWBDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
674 |
|
|
|
| 206-413
| 0 |
STTLWA060MD |
5562 METROPCS, INC. |
674 |
|
2016-03-14 |
|
| 206-413
| 1 |
STTLWA060MD |
5562 METROPCS, INC. |
674 |
|
2016-03-14 |
|
| 206-413
| 2 |
STTLWAWBDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
674 |
|
2016-02-29 |
|
| 206-413
| 3 |
STTLWAWBDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
674 |
|
2016-02-29 |
|
| 206-413
| 4 |
|
6121 LEVEL 3 COMMUNICATIONS, LLC - WA |
674 |
|
2016-03-24 |
|
| 206-413
| 5 |
STTLWA03X1X |
318J COMCAST IP PHONE, LLC |
674 |
|
2016-03-21 |
|
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Last updated: Sat, 02 May 2026 12:20:53 UTC
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