Cities in United States ( 10,163 )
- Isla Vista
- Islamorada
- Island Lake, Illinois
- Island Park, New York
- Islandia
- Islip, New York
- Islip Terrace
- Issaquah
- Itasca, Illinois
- Ithaca, Michigan
- Ithaca, New York
- Iuka, Mississippi
- Ivanhoe, California
- Ives Estates
- Ivins, Utah
- Jacinto City
- Jacksboro, Texas
- Jackson, Alabama
- Jackson, California
- Jackson, Georgia
- Jackson, Louisiana
- Jackson, Michigan
- Jackson, Minnesota
- Jackson, Mississippi
- Jackson, Missouri
- Jackson, New Jersey
- Jackson, Ohio
- Jackson, Tennessee
- Jackson (village), Wisconsin
- Jackson, Wyoming
- Jacksonville, Alabama
- Jacksonville, Arkansas
- Jacksonville Beach
- Jacksonville, Florida
- Jacksonville, Illinois
- Jacksonville, North Carolina