Place
- Harvey, Illinois2
- Harwood Heights, Illinois2
- Hawthorn Woods, Illinois2
- Hazel Crest, Illinois2
- Hickory Hills, Illinois2
- Highland Park, Illinois2
- Highwood, Illinois2
- Hillside, Illinois2
- Hinsdale, Illinois2
- Hodgkins, Illinois2
- Hoffman Estates, Illinois2
- Holiday Hills, Illinois2
- Homer Glen, Illinois2
- Hometown, Illinois2
- Homewood, Illinois2
- Indian Creek, Illinois2
- Indian Head Park, Illinois2
- Ingalls Park, Illinois2
- Inverness, Illinois2
- Island Lake, Illinois2