- Indian Village
- Indianola
- Indiantown
- Indianwood Manufactured Housing Community
- Indrio
- Ingle
- Inglewood Park
- Inglis
- Inlet Beach
- Inlikita
- Innergary Point
- Innfields
- Innisbrook
- Interama
- Interbay
- Intercession City
- Intercoastal Estates Mobile Home Park
- Interdonato Place
- Interlachen
- Inverness
- Inverness Highlands North
- Inverness Highlands South
- Inwood
- Inwood
- Iola
- Iona
- Iowa City
- Iowa Trailer Park
- Irma
- Iron Pot Hammock