WA State Licensing: Business licensing customer service

Contact us

Customer service hours
Monday: 8 a.m. – 5 p.m.
Tuesday: 8 a.m. – 5 p.m.
Wednesday: 8 a.m. – 5 p.m.
Thursday: 9 a.m. – 5 p.m.
Friday: 8 a.m. – 5 p.m.
Saturday: Closed
Sunday: Closed

How to contact us

If possible, please include your Unified Business Identifier (UBI) number to help us serve you faster.

Email:

BLS@dor.wa.gov

Call:

1-800-451-7985

For questions about reseller permits, tax liability, and tax reporting requirements, go to http://dor.wa.gov or call 1-800-647-7706.

Fax:

360-705-6699

Write:

State of Washington
Business Licensing Service
PO Box 9034
Olympia, WA 98507-9034