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Post Offices in South River

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

1. USPS Post Office South River (NJ)
44 Obert St
South River, NJ 08882
The Post Office is open Monday to Wednesday and on Friday from 10:00 am to 5:00 pm and on Saturday from 10:00 am to 4:00 pm. It is closed on Thursday and on Sunday.