| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Buckeye | city | Washington | United States | 47.84 | -117.37 | 1791 | |
| Buckhorn | city | Washington | United States | 48.71 | -122.87 | 183 | |
| Buckley | city | Washington | United States | 47.16 | -122.03 | 830 | |
| Bucoda | city | Washington | United States | 46.80 | -122.87 | 400 | |
| Buena | city | Washington | United States | 46.43 | -120.31 | 830 | |
| Buenna | city | Washington | United States | 47.33 | -122.34 | 364 | |
| Bunker | city | Washington | United States | 46.64 | -123.12 | 200 | |
| Bunker Hill | city | Washington | United States | 46.20 | -123.14 | 400 | |
| Burbank | city | Washington | United States | 46.20 | -119.01 | 360 | |
| Burbank Heights | city | Washington | United States | 46.21 | -119.01 | 357 | |
| Burien | city | Washington | United States | 47.47 | -122.35 | 298 | |
| Burley | city | Washington | United States | 47.42 | -122.63 | 183 | |
| Burlington | city | Washington | United States | 48.48 | -122.33 | 22 | |
| Burlington Hill Estates Mobile Home Park | city | Washington | United States | 48.48 | -122.32 | 72 | |
| Burlington Mobile Park | city | Washington | United States | 48.45 | -122.33 | 19 | |
| Burnett | city | Washington | United States | 47.13 | -122.05 | 830 | |
| Buroker | city | Washington | United States | 46.12 | -118.22 | 1669 | |
| Burr | city | Washington | United States | 46.46 | -118.63 | 830 | |
| Burrows | city | Washington | United States | 47.06 | -124.04 | 98 | |
| Burt | city | Washington | United States | 46.67 | -123.46 | 830 | |
| Burton | city | Washington | United States | 47.39 | -122.46 | 85 | |
| Burton | city | Washington | United States | 45.64 | -122.55 | 285 | |
| Burton Homes | city | Washington | United States | 45.64 | -122.60 | 200 | |
| Busby | city | Washington | United States | 46.69 | -117.15 | 2598 | |
| Bush | city | Washington | United States | 46.98 | -122.88 | 200 |