Chicago:
- Chronological History of Chicago
- Tragic Events in Chicago
- 150 Events that Shaped Chicago – from the Chicago Tribune
- Chicago History – settlement, significant events, etc.
- Chicago Area Public Institutions, Historical Sites, and Research Library
- Suburban Chicago Local History Information
- Chicago Historical Society
- Chicago Mayor Personalities and Biographies
- Proceedings of the Chicago City Council (1833-1871) – database
- Notable African-American Chicagoans
- Chicago Architects – oral histories
- Chicago Landmarks
- Historical Chicago Places
- Jazz Age Chicago: Urban Life from 1910-1945
- Chicago’s “L” and Rapid Transit Information – history, routes, etc.
- Graveyards in Chicago
- Broadcasting in Chicago – history of radio and TV
- The History of Chicago’s Roman Catholic Archdiocese
Other Communities/Areas:
- History of Bridgeport and the Origin of the Illinois and Michigan Canal
- Quad Cities (Rock Island, Moline, East Moline, IL and Davenport and Bettendorf, IA)
- Southern Illinois History
Other Online Cities and Towns:
- Addison
- Algonquin
- Antioch
- Arlington Heights
- Barrington
- Bartlett
- Beach Park
- Bishop Hill
- Bloomingdale
- Bloomington
- Bolingbrook
- Buffalo Grove
- Camp Point
- Carbondale
- Carlyle
- Cary
- Champaign
- Chenoa
- Chicago
- Collinsville
- Crystal Lake
- Decatur
- Deerfield
- DeKalb
- Downers Grove
- DuQuoin
- Effingham
- Elgin
- Elk Grove
- Elmhurst
- Erie
- Evanston
- Fairbury
- Fairview Heights
- Flossmoor
- Galena
- Geneva
- Genoa
- Germantown Hills
- Glen Ellyn
- Grayslake
- Gurnee
- Hainesville
- Highland Park
- Hillsboro
- Hoffman Estates
- Homewood
- Huntley
- Jacksonville
- Jerome
- Johnsburg
- Kankakee
- Lake Bluff
- Lake Forest
- Lake in the hills
- Lanark
- LaSalle
- Lemont
- LeRoy
- Lisle
- Lombard
- Long Grove
- Libertyville
- Lincolnwood
- Lisle
- Macomb
- Manteno
- Marion
- Mendota
- Moline
- Morris
- Morrisonville
- Morton Grove
- Mount Carroll
- Mt. Vernon
- Mundelein
- Murphysboro
- Naperville
- Nauvoo
- Niles
- Normal
- Northbrook
- Oak Brook
- Oak Lawn
- Oak Park
- O’Fallon
- Ottawa
- Palatine
- Palos Heights
- Park Forest
- Park Ridge
- Pekin
- Peoria
- Peotone
- Pontiac
- Princeton
- Prospect Heights
- Quincy
- Richton Park
- Rockford
- Roselle
- Salem
- Shelbyville
- Shiloh
- Skokie
- Sleepy Hollow
- Smithton
- Springfield
- Spring Valley
- St. Charles
- Streamwood
- Sycamore
- Tinley Park
- Urbana
- Vernon Hills
- Waterloo
- West Frankfort
- Western Springs
- Westmont
- Wheaton
- Williamsville
- Wilmette
- Willowbrook
- Winnetka
- Woodstock
