Additional bus companies, listed as existing during additional years or decades, are mentioned in old City Directories, and in the WPA American Guide Series of state guidebooks.
Eagle Motor Coach Lines - existed in 1920's to 1930's.
Farmington Bus Co. - connected Peoria with Farmington, Trivoli, Hanna City.
Peoria & Pekin Bus Lines - existed in 1940's to 1950's.
White Star Motor Coach Lines - began operations in 1920, connected Peoria with Chillicothe, Farmington, Canton.