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Contact Billing

Seattle

Telephone

206-987-5770
866-987-5770 (Toll free)
206-987-5786 (Español)
206-987-5779 (Fax)

Address

Mailing Address

MS S-100
PO Box 50020
Seattle, WA 98105

Hours

Monday through Friday, 8 a.m. to 4 p.m.