Jefferson County Chamber of Commerce Share: Chambers of Commerce Jefferson County Chamber of Commerce Visit Website 440 12th Street Port Townsend, WA 98368 (360) 385-2722 (888) 365-6978 (360) 379-3804 (fax) jeffcountychamber.org Business Directory • News and Community Issues • Events Calendar • Job Postings • Contact Us • Information & Brochures • Weather • Join The Chamber