- Hyvinkaa (Finland)2
- Hyvinkää (Finland)2
- Istanbul (Turkey)40
- Italy4
- İzmir (Turkey)2
- Jammu and Kashmir (India)12
- Japan2
- Jasper County (S.C.)1
- Jericho County (S.C.)1
- Jericho, Charleston County, South Carolina, United States1
- Jīzah (Egypt)6
- Kam Tin (China)1
- Kamakura-shi (Japan)2
- Kansas City, Jackson County, Clay County, Platte County, Cass County, Missouri, United States4
- Kashmir, Vale of (India)8
- Kathmandu (Nepal)14
- Katrine, Loch (Scotland)1
- Kent (England)2
- Kershaw County (S.C.)4
- Kirkenes (Norway)5