| Business | Phone |
| A Plus Tax Svc 920 Lincoln St B, Mount Vernon 98273 | (360) 428-6682 |
| Earlybird Tax Svc 12679 Dodge Valley Rd, Mount Vernon 98273 | (360) 848-6400 |
| Fiducial Fohn Spink 1016 S 3rd St, Mount Vernon 98273 | (360) 424-4000 |
| Jackson Hewitt Tax Svc 2021 Market St, Mount Vernon 98273 | (360) 424-3128 |
| Jackson Hewitt Tax Svc 2222 Riverside Dr 601, Mount Vernon 98273 | (360) 424-9439 |
| Superfast Tax Svc 2025 Riverside Dr, Mount Vernon 98273 | (360) 424-5124 |
| Tax One Llc 315 E College Way, Mount Vernon 98273 | (360) 428-5707 |