- Iberis
- Ida
- Idlewilde
- Idlewood
- Idlewood
- Idylwood
- Ilda
- Imboden
- Independence
- Independent Hill
- Index
- Indian
- Indian Field
- Indian Hollow
- Indian Lake
- Indian Neck
- Indian Point Estates
- Indian River Estates
- Indian River Park
- Indian Run Park
- Indian Springs
- Indian Springs
- Indian Town
- Indian Valley
- Indigo Terrace
- Indika
- Ingham
- Inglecress
- Ingleside
- Ingleside