Local Calling Guide
Area code/prefix search
Seattle, WA
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 206-538
| 2 |
STTNWAHODSC |
6121 LEVEL 3 COMMUNICATIONS, LLC - WA |
674 |
|
2011-11-29 |
|
| 206-538
| 3 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2011-12-14 |
|
| 206-538
| 4 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2011-12-14 |
|
| 206-538
| 5 |
STTLWA03X7X |
829J PAETEC ITEL, LLC |
674 |
|
2011-11-27 |
|
| 206-538
| 6 |
STTLWAWBDS1 |
483E ONVOY, LLC - WA |
674 |
|
2011-12-05 |
|
| 206-538
| 7 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2011-11-29 |
|
| 206-538
| 8 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2011-11-29 |
|
| 206-538
| 9 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2011-11-29 |
|
| 206-539
| A |
STTLWAWBDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
674 |
|
|
|
| 206-539
| 0 |
STTLWAWBDS1 |
483E ONVOY, LLC - WA |
674 |
|
2015-12-04 |
|
| 206-539
| 1 |
STTLWAWBDS1 |
483E ONVOY, LLC - WA |
674 |
|
2015-12-04 |
|
| 206-539
| 2 |
STTLWAWBDS1 |
483E ONVOY, LLC - WA |
674 |
|
2015-12-04 |
|
| 206-539
| 3 |
STTLWAWBDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
674 |
|
2015-11-14 |
|
| 206-539
| 4 |
STTLWAWBDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
674 |
|
2015-11-14 |
|
| 206-539
| 5 |
STTLWAWBDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
674 |
|
2015-11-14 |
|
| 206-539
| 6 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2015-11-15 |
|
| 206-539
| 7 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2015-11-15 |
|
| 206-539
| 8 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2015-11-15 |
|
| 206-539
| 9 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2015-11-15 |
|
| 206-540
| A |
STTLWA06X8X |
6630 SPOK, INC. |
674 |
|
|
|
| 206-541
| A |
STTLWA06X8X |
6630 SPOK, INC. |
674 |
|
|
|
| 206-543
| A |
STTLWADJDS1 |
577F RINGSQUARED TELECOM LLC |
674 |
|
|
|
| 206-544
| A |
STTLWADUDS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-544
| 0 |
STTLWANEDS0 |
7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA |
674 |
|
|
|
| 206-544
| 1 |
STTLWANEDS0 |
7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA |
674 |
|
|
|
| 206-544
| 2 |
STTLWANEDS0 |
7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA |
674 |
|
|
|
| 206-544
| 3 |
STTLWANEDS0 |
7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA |
674 |
|
|
|
| 206-544
| 4 |
STTLWADUDS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-544
| 5 |
STTLWANEDS0 |
7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA |
674 |
|
|
|
| 206-544
| 6 |
STTLWANEDS0 |
7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA |
674 |
|
|
|
| 206-544
| 7 |
STTLWANEDS0 |
7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA |
674 |
|
|
|
| 206-544
| 8 |
STTLWANEDS0 |
7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA |
674 |
|
|
|
| 206-544
| 9 |
STTLWANEDS0 |
7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA |
674 |
|
|
|
| 206-545
| A |
STTLWACADS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-547
| A |
STTLWACADS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-548
| A |
STTLWACADS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-548
| 0 |
STTLWACADS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-548
| 1 |
STTLWACADS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-548
| 2 |
STTLWACADS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-548
| 3 |
STTLWACADS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-548
| 4 |
STTLWAWBX7Z |
006F BANDWIDTH.COM CLEC, LLC - WA |
674 |
|
2007-01-13 |
|
| 206-548
| 5 |
STTLWACADS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-548
| 6 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2007-02-08 |
|
| 206-548
| 7 |
STTLWACADS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-548
| 8 |
STTLWACADS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-548
| 9 |
STTLWACADS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-549
| A |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
|
|
| 206-549
| 0 |
STTLWAGAAMD |
5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA |
674 |
|
2012-11-30 |
|
| 206-549
| 1 |
STTLWAGAAMD |
5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA |
674 |
|
2012-11-30 |
|
| 206-549
| 2 |
STTLWAGAAMD |
5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA |
674 |
|
2012-11-30 |
|
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Last updated: Sat, 02 May 2026 12:20:53 UTC
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