Place
- Lockport, Illinois1
- Lombard, Illinois1
- Long Grove, Illinois1
- Long Lake, Illinois1
- Lorenzo, Illinois1
- Lynwood, Illinois1
- Manhattan, Illinois1
- Manteno, Illinois1
- Markham, Illinois1
- Marley, Illinois1
- Matteson, Illinois1
- Mazon, Illinois1
- Mccullom Lake, Illinois1
- Mchenry County, Illinois1
- Mchenry, Illinois1
- Mettawa, Illinois1
- Midlothian, Illinois1
- Millbrook, Illinois1
- Minooka, Illinois1
- Mokena, Illinois1