Post Office - Stehekin 1 Stehekin Is Stehekin, WA 98852 Phone : (509) 682-2625 Post Office - Stehekin Business Category Post Offices Toll-Free           (800) ASK-USPS Post Office - Chelan 144 E Johnson Ave Chelan, WA 98816 Phone : (509) 682-2625 Business Category Government Offices-Federal Post Offices Government Offices & Public Schools Toll-Free           (800) ASK-USPS