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.

OCN: 9638 QWEST CORPORATION

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
509-524 6 Walla Walla WA   676      
509-524 7 Walla Walla WA   676      
509-525 A Walla Walla WA WLWLWA01DS0  676      
509-526 A Walla Walla WA WLWLWA01DS0  676      
509-527 A Walla Walla WA WLWLWA01DS0  676      
509-529 A Walla Walla WA WLWLWA01DS0  676      
509-532 A Spokane WA SPKNWAKYDS0  676      
509-533 A Spokane WA SPKNWAKYDS0  676      
509-534 A Spokane WA SPKNWAKYDS0  676      
509-535 A Spokane WA SPKNWAKYDS0  676      
509-536 A Spokane WA SPKNWAKYDS0  676      
509-542 A Pasco WA PASCWA01DS0  676      
509-542 0 Pasco WA   676      
509-542 1 Pasco WA   676      
509-542 2 Pasco WA   676      
509-542 3 Pasco WA   676      
509-542 4 Pasco WA   676      
509-542 5 Pasco WA   676   2005-11-14   
509-542 8 Pasco WA   676      
509-542 9 Pasco WA   676      
509-543 A Pasco WA PASCWA01DS0  676      
509-544 A Pasco WA PASCWA01DS0  676      
509-545 A Pasco WA PASCWA01DS0  676      
509-546 A Pasco WA PASCWA01DS0  676      
509-546 0 Pasco WA   676      
509-546 2 Pasco WA   676      
509-546 3 Pasco WA   676      
509-546 4 Pasco WA   676      
509-546 5 Pasco WA   676      
509-546 6 Pasco WA   676      
509-546 7 Pasco WA   676      
509-546 8 Pasco WA   676      
509-546 9 Pasco WA   676      
509-547 A Pasco WA PASCWA01DS0  676      
509-568 A Spokane WA SPKNWAKYDS0  676      
509-573 A Yakima WA YAKMWA02DS1  676      
509-574 A Yakima WA YAKMWA02DS1  676      
509-575 A Yakima WA YAKMWA02DS1  676      
509-576 A Yakima WA YAKMWA02DS1  676      
509-577 A Yakima WA YAKMWA02DS1  676      
509-622 A Spokane WA SPKNWA01DS1  676      
509-623 A Spokane WA SPKNWA01DS1  676      
509-624 A Spokane WA SPKNWA01DS1  676      
509-625 A Spokane WA SPKNWA01DS1  676      
509-626 A Spokane WA SPKNWA01DS1  676      
509-633 A Coulee Dam WA CLDMWA01DS0  676      
509-633 0 Coulee Dam WA   676      
509-633 1 Coulee Dam WA   676      
509-633 2 Coulee Dam WA   676      
509-633 3 Coulee Dam WA   676      

<< 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 >>

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.