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Post Offices in Princeton Junction

Click on the Post Office from this list of 1 Post Offices in Princeton Junction to view the opening hours, phone number, drop-off times, services and other information.

1. USPS Post Office Princeton Junction (NJ)
331 N Post Rd
Princeton Junction, NJ 08550

The Post Office is open Monday to Sunday from 12:01 am to 11:59 pm.