![]() Photo from Wikipedia | Monroe Center, IL 61052 Post Office Location: 200 Main Street; Monroe Center, IL Year Post Office built: Town(s) Served: Monroe Center Acceptable City Names: Monroe Center Not Acceptable City Names: Sectional Service Facility: Rockford County(ies): Ogle Info on Monroe Center: Monroe Center is a community in Northern Ogle County. This is home to aprox. 411 residents (2020 census). |
![]() |