Post Offices List in Wabash County, Illinois:

Allendale Post Office	304 E Main St, Allendale, IL 62410
Bellmont Post Office	210 Main St, Bellmont, IL 62811
Keensburg Post Office	9337 W Market St, Keensburg, IL 62852
Mount Carmel Post Office	503 N Market St, Mount Carmel, IL 62863