Prorate and fuel tax offices

Customer service field offices

Olympia

Department of Licensing
2424 Bristol Court SW
Olympia, WA 98502
Phone: (360) 664-1895
Hours: 8:30 a.m. to 4:30 p.m., Monday–Friday

Union Gap

Department of Licensing
2727 Rudkin Rd
Union Gap, WA 98903-1795
Phone: (509) 249-6290
Fax: (509) 249-6295
Hours: 8:30 a.m. to 4:30 p.m., Monday–Friday

Vancouver

Department of Licensing
1301 NE 136th Ave
Vancouver, WA 98684
Phone: (360) 260-6396
Fax: (360) 260-3754
Hours: 8:30 a.m. to 4:30 p.m.; Monday–Wednesday, and Friday
9:30 a.m. to 4:30 p.m., Thursday

Olympia headquarters

IRP (prorate)

PO Box 9036
Olympia, WA 98507-9036
Phone: (360) 664-1858
Fax: (360) 570-7829 or (360) 586-5905

Fuel tax

PO Box 9228
Olympia, WA 98507-9228

If you need help with… Call… Fax…
IFTA (360) 664-1868 (360) 586-5905
Dyed diesel licenses, special fuel refunds, or special fuel authorizations (360) 664-1838 (360) 664-8468
Aircraft distributors, heating oil distributors, motor fuel/special fuel distributors, blenders, exporters, importers, or suppliers (360) 664-1852 (360) 664-8468