Central and eastern Washington state are served by area code 509. It was created in a 1957 split of area code 206. 509 covers cities such as Spokane, Walla Walla, and the Tri-Cities.
- 509-203
- Landline Number
- Grandview, WA
- 509-205
- Landline Number
- Kennewick, WA
- 509-210
- Landline Number
- Liberty Lake, WA
- 509-214
- Landline Number
- Newman Lake, WA
- 509-219
- Landline Number
- Stevenson, WA
- 509-222
- Landline Number
- Kennewick, WA
- 509-226
- Landline Number
- Newman Lake, WA
- 509-229
- Landline Number
- Uniontown, WA
- 509-233
- Landline Number
- Loon Lake, WA
- 509-240
- Landline Number
- Walla Walla, WA
- 509-244
- Landline Number
- Fairchild Air Force Base, WA
- 509-246
- Landline Number
- Soap Lake, WA
- 509-253
- Landline Number
- Harrington, WA
- 509-254
- Landline Number
- Clarkston, WA
- 509-255
- Landline Number
- Liberty Lake, WA
- 509-258
- Landline Number
- Springdale, WA
- 509-262
- Landline Number
- Deer Park, WA
- 509-269
- Landline Number
- Basin City, WA
- 509-276
- Landline Number
- Deer Park, WA
- 509-282
- Landline Number
- Washtucna, WA
- 509-283
- Landline Number
- Fairfield, WA
- 509-285
- Landline Number
- Oakesdale, WA
- 509-287
- Landline Number
- Farmington, WA
- 509-293
- Landline Number
- Wenatchee, WA
- 509-295
- Landline Number
- Clarkston, WA
- 509-299
- Landline Number
- Medical Lake, WA
- 509-337
- Landline Number
- Waitsburg, WA
- 509-347
- Landline Number
- Ritzville, WA
- 509-348
- Landline Number
- Davenport, WA
- 509-369
- Landline Number
- Klickitat, WA
- 509-374
- Landline Number
- Kennewick, WA
- 509-384
- Landline Number
- Roosevelt, WA
- 509-390
- Landline Number
- Soap Lake, WA
- 509-392
- Landline Number
- Kennewick, WA
- 509-393
- Landline Number
- Wenatchee, WA
- 509-395
- Landline Number
- Trout Lake, WA
- 509-396
- Landline Number
- Kennewick, WA
- 509-415
- Landline Number
- Wenatchee, WA
- 509-427
- Landline Number
- Stevenson, WA
- 509-436
- Landline Number
- Wenatchee, WA
- 509-446
- Landline Number
- Metaline Falls, WA
- 509-491
- Landline Number
- Kennewick, WA
- 509-493
- Landline Number
- White Salmon, WA
- 509-497
- Landline Number
- Benton City, WA
- 509-515
- Landline Number
- Sunnyside, WA
- 509-522
- Landline Number
- Walla Walla, WA
- 509-524
- Landline Number
- Walla Walla, WA
- 509-525
- Landline Number
- Walla Walla, WA
- 509-526
- Landline Number
- Walla Walla, WA
- 509-527
- Landline Number
- Walla Walla, WA
- 509-529
- Landline Number
- Walla Walla, WA
- 509-548
- Landline Number
- Wenatchee, WA
- 509-572
- Landline Number
- Kennewick, WA
- 509-581
- Landline Number
- Kennewick, WA
- 509-582
- Landline Number
- Kennewick, WA
- 509-585
- Landline Number
- Kennewick, WA
- 509-586
- Landline Number
- Kennewick, WA
- 509-588
- Landline Number
- Benton City, WA
- 509-591
- Landline Number
- Kennewick, WA
- 509-593
- Landline Number
- Walla Walla, WA
- 509-597
- Landline Number
- Uniontown, WA
- 509-619
- Landline Number
- Kennewick, WA
- 509-620
- Landline Number
- Coulee Dam, WA
- 509-621
- Landline Number
- Newman Lake, WA
- 509-627
- Landline Number
- Kennewick, WA
- 509-628
- Landline Number
- Kennewick, WA
- 509-632
- Landline Number
- Coulee City, WA
- 509-633
- Landline Number
- Coulee Dam, WA
- 509-634
- Landline Number
- Coulee Dam, WA
- 509-643
- Landline Number
- Sunnyside, WA
- 509-646
- Landline Number
- Washtucna, WA
- 509-651
- Landline Number
- Deer Park, WA
- 509-659
- Landline Number
- Ritzville, WA
- 509-661
- Landline Number
- Wenatchee, WA
- 509-662
- Landline Number
- Wenatchee, WA
- 509-663
- Landline Number
- Wenatchee, WA
- 509-664
- Landline Number
- Wenatchee, WA
- 509-665
- Landline Number
- Wenatchee, WA
- 509-667
- Landline Number
- Wenatchee, WA
- 509-676
- Landline Number
- Walla Walla, WA
- 509-682
- Landline Number
- Wenatchee, WA
- 509-686
- Landline Number
- Bridgeport, WA
- 509-687
- Landline Number
- Wenatchee, WA
- 509-707
- Landline Number
- Moses Lake, WA
- 509-725
- Landline Number
- Davenport, WA
- 509-726
- Landline Number
- Wenatchee, WA
- 509-732
- Landline Number
- Northport, WA
- 509-734
- Landline Number
- Kennewick, WA
- 509-735
- Landline Number
- Kennewick, WA
- 509-736
- Landline Number
- Kennewick, WA
- 509-737
- Landline Number
- Kennewick, WA
- 509-738
- Landline Number
- Kettle Falls, WA
- 509-748
- Landline Number
- Centerville, WA
- 509-751
- Landline Number
- Clarkston, WA
- 509-758
- Landline Number
- Clarkston, WA
- 509-761
- Landline Number
- Moses Lake, WA
- 509-762
- Landline Number
- Moses Lake, WA
- 509-763
- Landline Number
- Wenatchee, WA
- 509-764
- Landline Number
- Moses Lake, WA
- 509-765
- Landline Number
- Moses Lake, WA
- 509-766
- Landline Number
- Moses Lake, WA
- 509-769
- Landline Number
- Clarkston, WA
- 509-773
- Landline Number
- Goldendale, WA
- 509-774
- Landline Number
- White Salmon, WA
- 509-783
- Landline Number
- Kennewick, WA
- 509-784
- Landline Number
- Wenatchee, WA
- 509-790
- Landline Number
- Sunnyside, WA
- 509-793
- Landline Number
- Moses Lake, WA
- 509-836
- Landline Number
- Sunnyside, WA
- 509-837
- Landline Number
- Sunnyside, WA
- 509-839
- Landline Number
- Sunnyside, WA
- 509-849
- Landline Number
- Waitsburg, WA
- 509-855
- Landline Number
- Moses Lake, WA
- 509-865
- Landline Number
- Toppenish, WA
- 509-874
- Landline Number
- White Swan, WA
- 509-881
- Landline Number
- Wenatchee, WA
- 509-882
- Landline Number
- Grandview, WA
- 509-883
- Landline Number
- Wenatchee, WA
- 509-884
- Landline Number
- Wenatchee, WA
- 509-885
- Landline Number
- Wenatchee, WA
- 509-886
- Landline Number
- Wenatchee, WA
- 509-888
- Landline Number
- Wenatchee, WA
- 509-896
- Landline Number
- Bickleton, WA
- 509-897
- Landline Number
- Walla Walla, WA
- 509-898
- Landline Number
- Moses Lake, WA
- 509-925
- Landline Number
- Ellensburg, WA
- 509-933
- Landline Number
- Ellensburg, WA
- 509-962
- Landline Number
- Ellensburg, WA
- 509-963
- Landline Number
- Ellensburg, WA
- 509-978
- Landline Number
- Coulee Dam, WA
- 509-980
- Landline Number
- Washtucna, WA
