- Ibstock
- Idridgehay
- Ilkeston
- Illston on the Hill
- Immingham
- Ingham
- Ingoldmells
- Ingoldsby
- Irby upon Humber
- Irchester
- Ireton Wood
- Irnham
- Irthlingborough
- Isham
- Islip
- Ickburgh
- Ickleford
- Ickleton
- Icklingham
- Ilketshall St Andrew
- Illington
- Ingatestone
- Ingham
- Ingoldisthorpe
- Ingrave
- Ingworth
- Inworth
- Ippollitts
- Ipswich
- Isleham