Local Calling Guide
Area code/prefix search
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 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 >>
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 206-438
| 3 |
STTNWAHODSC |
6121 LEVEL 3 COMMUNICATIONS, LLC - WA |
674 |
|
2006-06-11 |
|
| 206-438
| 4 |
STTNWAHODSC |
6121 LEVEL 3 COMMUNICATIONS, LLC - WA |
674 |
|
2006-06-11 |
|
| 206-438
| 5 |
STTLWAWBDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
674 |
|
|
|
| 206-438
| 6 |
STTLWAWBDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
674 |
|
|
|
| 206-438
| 7 |
|
145J TERRA NOVA TELECOM INC. |
674 |
|
2025-11-10 |
|
| 206-438
| 8 |
STTLWAWBDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
674 |
|
|
|
| 206-438
| 9 |
STTNWAHODSC |
6121 LEVEL 3 COMMUNICATIONS, LLC - WA |
674 |
|
2006-06-11 |
|
| 206-439
| A |
STTLWACHDS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-440
| A |
STTLWA04DS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-440
| 0 |
STTLWA04DS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-440
| 1 |
STTLWA04DS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-440
| 2 |
STTLWA04DS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-440
| 3 |
STTLWA04DS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-440
| 4 |
STTLWA04DS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-440
| 5 |
STTLWA04DS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-440
| 6 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2024-07-24 |
|
| 206-440
| 7 |
STTLWA04DS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-440
| 8 |
STTLWA04DS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-440
| 9 |
STTLWA04DS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-441
| A |
STTLWAELDS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-442
| A |
STTLWA06DS4 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-443
| A |
STTLWAELDS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-444
| A |
STTLWACHDS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-445
| A |
STTLWAWBDS1 |
483E ONVOY, LLC - WA |
674 |
|
|
|
| 206-445
| 0 |
STTNWAHODSC |
6121 LEVEL 3 COMMUNICATIONS, LLC - WA |
674 |
|
2009-10-08 |
|
| 206-445
| 1 |
STTLWAWBDS1 |
483E ONVOY, LLC - WA |
674 |
|
2009-07-15 |
|
| 206-445
| 2 |
STTLWAGAAMD |
5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA |
674 |
|
2009-10-21 |
|
| 206-445
| 3 |
STTLWAGAAMD |
5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA |
674 |
|
2009-12-02 |
|
| 206-445
| 4 |
STTLWAGAAMD |
5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA |
674 |
|
2009-12-02 |
|
| 206-445
| 5 |
STTLWAGAAMD |
5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA |
674 |
|
2009-11-13 |
|
| 206-445
| 6 |
STTNWAHODSC |
6121 LEVEL 3 COMMUNICATIONS, LLC - WA |
674 |
|
2015-08-09 |
|
| 206-445
| 7 |
STTLWAWBDS1 |
483E ONVOY, LLC - WA |
674 |
|
2009-09-27 |
|
| 206-445
| 8 |
STTLWAGAAMD |
5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA |
674 |
|
2009-12-08 |
|
| 206-445
| 9 |
STTLWAGAAMD |
5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA |
674 |
|
2009-12-29 |
|
| 206-446
| A |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
|
|
| 206-446
| 0 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2007-06-17 |
|
| 206-446
| 1 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2007-06-17 |
|
| 206-446
| 2 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2007-06-17 |
|
| 206-446
| 3 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2007-06-17 |
|
| 206-446
| 4 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2007-06-17 |
|
| 206-446
| 5 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2007-06-17 |
|
| 206-446
| 6 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2007-06-17 |
|
| 206-446
| 7 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2007-06-17 |
|
| 206-446
| 8 |
STTLWAGAAMD |
5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA |
674 |
|
2008-02-28 |
|
| 206-446
| 9 |
STTLWA060MD |
6529 T-MOBILE USA, INC. |
674 |
|
2007-06-17 |
|
| 206-447
| A |
STTLWA06DS4 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-448
| A |
STTLWAELDS0 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-449
| A |
STTLWA06DS4 |
9638 QWEST CORPORATION |
674 |
|
|
|
| 206-450
| A |
STTLWAGAAMD |
5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA |
674 |
|
|
|
| 206-450
| 0 |
STTLWAGAAMD |
5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA |
674 |
|
2006-10-09 |
|
<< 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 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 >>
Last updated: Sat, 02 May 2026 12:20:53 UTC
Sponsored by: FiberConX Communications Ltd.
Like this site? We accept donations via PayPal.