Place
- Illinois1
- Ingham1
- Interlaken; West shore of Silver Lake, 2 miles NE of Rolling Prairie1
- Isle Royale National Park, Mott Island, NE end.1
- Isle Royale, Hidden Lake, Tobin Harbor.1
- Isle Royale, on margin of Sumner Lake.1
- Jackson1
- Jamaica1
- Jasper1
- Jenkins1
- John Joseph Pond, Harwich1
- Jones1
- Kalamazoo1
- Kauai1
- Kenora1
- Kensington1
- Kent1
- La Pointe (Chequamegon), Madeline Island1
- LaPorte1
- Labelle, Nominingue1