Post Offices in Yaphank, NY
1. United States Postal Service
5 E Main St, Yaphank, NY, 11980
CLOSED NOW
From Business: Visit your local Post Office™ at 5 E Main St! The U.S. Postal Service® (USPS®) is the only organization in the country to regularly deliver to every residential and business…
2. The UPS Store
2188 Nesconset Hwy, Stony Brook, NY, 11790
OPEN NOW:9:30 am - 5:30 pm
19 Years
in Business
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