The cities below have imposed annexations increasing their boundaries. Sales tax rates for businesses included in the annexation may be affected. More information can be obtained from the respective city planning departments.
| City |
Location
Code |
Annexation
Name |
Ordinance
Number |
| Moses Lake | 1309 | Schneider Homes | 2273 |
| Moses Lake | 1309 | City Wells and Tanks | 2272 |
| Moses Lake | 1309 | Sparks | 2271 |
| Moses Lake | 1309 | Kunze Farms | 2288 |
| Marysville | 3111 | Smokey Point | 2687 |
| Marysville | 3111 | North Lakewood | 2686 |
| Naches | 3906 | Haun | 628 |
| Naches | 3906 | Cleman | 629 |
| Oroville | 2408 | Oroville | 729 |
| Quincy | 1310 | McCreary | 07-193 |
| Quincy | 1310 | Rigano-Dalesky | 07-194 |
| Quincy | 1310 | Grant Co Housing Auth | 07-196 |
| Quincy | 1310 | Simmons-Weaver | 07-195 |
| Quincy | 1310 | Baseline Lake | 07-139 |
| Poulsbo | 1803 | Jabor | 2007-01 |
| Renton | 1725 | Merritt II | 5266 |
| Renton | 1725 | Perkins | 5261 |
| Vancouver | 605 | Maitland | M-3807 |
| Vancouver | 605 | Carpenito | M-3806 |
| Vancouver | 605 | Mettler | M-3800 |
| Vancouver | 605 | Riel | M-3799 |
| Vancouver | 605 | Lacamas Towne Center | M-3790 |
| Vancouver | 605 | Cracium | M-3789 |
| Vancouver | 605 | Additional Self Storage | M-3809 |
| Vancouver | 605 | Stein MX | M-3793 |
| Vancouver | 605 | Building Industry | M-3794 |
| Vancouver | 605 | Overby | M-3802 |
| Yakima | 3913 | Occidental Ave | 2007-07 |
| Arlington | 3101 | Foster | 1410 |
| Bonney Lake | 2701 | Angeline Road | 1227 |
| Bonney Lake 2 | 701 | Angeline Road | 1228 |
| Bremerton | 1801 | Tracyton Area | 4997 |
| Forks | 501 | Sprague Maplewood | 546 |
| Forks | 501 | Baptist Church | 547 |
| Monroe | 3112 | Chain Lake East | 024/2006 |