![]() | Peru, IL 61354 Post Office Location: 1500 4th Street; Peru, IL Year Post Office built: Town(s) Served: Peru Acceptable City Names: Peru Not Acceptable City Names: Sectional Service Facility: La Salle County(ies): Bureau, La Salle, Putnam Info on Peru: The City of Peru is one of two cities that make of the La Salle-Peru metro area. This metro is one of the three major metros in La Salle County. It sits on Interstate 80, U.S. 6, Illinois 251, and the Illinois River. Peru was settled in 1831 and incorporated in 1851. Today Peru is a busy commercial center in the area. After Peru the closest comercial centers are in the Quad-Cities, Bloomington-Normal, Rockford, and Joliet. |
![]() |