Adams County Post Offices

108 N Illinois St
Camp Point, Illinois 62320

1321 Highway 24
Fowler, Illinois 62338

305 Smith St
Golden, Illinois 62339

101 E Main St
La Prairie, Illinois 62346

407 S Main St
Liberty, Illinois 62347

1000 Main St
Lima, Illinois 62348

113 N Broad St
Loraine, Illinois 62349

102 W Collins St
Mendon, Illinois 62351

200 N 8th St Ste 1
Quincy, Illinois 62301

206 N Main St
Payson, Illinois 62360

230 E Main St
Plainville, Illinois 62365

3535 Locust St
Quincy, Illinois 62301

107 N Warsaw St
Ursa, Illinois 62376

Adams County

There are 13 US Post Offices in Adams County serving a total of 80,671 residents equating to 6,205 residents per post office. It's estimated that approximately 128,760 packages are handled across the 13 county post offices annually. Adams County is the westernmost county of the U.S. state of Illinois. As of the 2010 census, the population was 67,103. Its county seat is Quincy. Adams County is part of the Quincy, IL\u2013MO Micropolitan Statistical Area."