Union County Post Offices

16945 Us Route 15
Allenwood, Pennsylvania 17810

109 Cold Run Rd
Hartleton, Pennsylvania 17829

2495 Laurel Rd
Laurelton, Pennsylvania 17835

2013 W Market St
Lewisburg, Pennsylvania 17837

10 N 4th St
Mifflinburg, Pennsylvania 17844

1295 Millmont Rd
Millmont, Pennsylvania 17845

220 Vine St
New Berlin, Pennsylvania 17855

1501 Orchard Rd
Swengel, Pennsylvania 17880

5540 Weikert Rd
Weikert, Pennsylvania 17885

505 Broad St
West Milton, Pennsylvania 17886

601 White Deer Pike
White Deer, Pennsylvania 17887

477 Park Rd
Winfield, Pennsylvania 17889

Union County

There are 12 US Post Offices in Union County serving a total of 43,861 residents equating to 3,655 residents per post office. It's estimated that approximately 70,007 packages are handled across the 12 county post offices annually. Union County is a county located in the U.S. state of Pennsylvania. As of the 2010 census, the population was 44,947. Its county seat is Lewisburg. The county was created on March 22, 1813, from part of Northumberland County. Its name is an allusion to the federal Union. Union County comprises the Lewisburg, PA Micropolitan Statistical Area, which is also included in the Bloomsburg-Berwick-Sunbury, PA Combined Statistical Area."