Whiteside County Post Offices

204 3rd Ave S
Albany, Illinois 61230

28983 Hub St
Deer Grove, Illinois 61243

802 Main St
Erie, Illinois 61250

9979 Fenton Rd
Fenton, Illinois 61251

915 4th St
Fulton, Illinois 61252

411 Galt Rd
Galt, Illinois 61037

409 2nd Ave E
Lyndon, Illinois 61261

226 W Main St
Morrison, Illinois 61270

313 Washington St
Prophetstown, Illinois 61277

210 2nd Ave
Rock Falls, Illinois 61071

408 3rd Ave
Sterling, Illinois 61081

113 N Main St
Tampico, Illinois 61283

Whiteside County

There are 12 US Post Offices in Whiteside County serving a total of 59,747 residents equating to 4,979 residents per post office. It's estimated that approximately 95,363 packages are handled across the 12 county post offices annually. Whiteside County is a county located in the U.S. state of Illinois. According to the 2010 census, it had a population of 58,498. Its county seat is Morrison. The county is bounded on the west by the Mississippi River. Whiteside County comprises the Sterling, IL Micropolitan Statistical Area, which is also included in the Dixon-Sterling, IL Combined Statistical Area. Former U.S. President Ronald Reagan was born in the Whiteside County community of Tampico."