Mercer Island Post Office

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7. Mercer Island Post Office at 78th Avenue Southeast, Mercer Island WA

Mercer Island Post Office Contact Information

Address, Phone Number, and Business Hours for Mercer Island Post Office.

Name

Mercer Island Post Office

Address

3040 78th Avenue Southeast
Mercer Island, Washington, 98040

Phone

206-232-8834

Hours

Monday: 8:30am - 5:30pm, Tuesday: 8:30am - 5:30pm, Wednesday: 8:30am - 5:30pm, Thursday: 8:30am - 5:30pm, Friday: 8:30am - 5:30pm, Saturday: 10:00am - 2:00pm, Sunday: closed

Map of Mercer Island Post Office at 78th Avenue Southeast, Mercer Island WA

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