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Post Offices by County

MERCER COUNTY, NEW JERSEY

ZIP Code Post Office Date Established Date Discontinued
08520 HIGHTSTOWN
08525 HOPEWELL 03/17/1825
08534 PENNINGTON 01/15/1800
08540 PRINCETON
08550 PRINCETON JUNCTION
08560 TITUSVILLE
08650 TRENTON 05/08/1775
08561 WINDSOR

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