| Mentor to Jeffersontown (Kentucky) | 328.94 mi (529.37 km) |
| Mentor to Jeffersonville (Indiana) | 327.05 mi (526.33 km) |
| Mentor to Jenison (Michigan) | 244.38 mi (393.29 km) |
| Mentor to Jenks (Oklahoma) | 878.78 mi (1,414.26 km) |
| Mentor to Jennings (Missouri) | 513.44 mi (826.30 km) |
| Mentor to Jensen Beach (Florida) | 1,000.01 mi (1,609.36 km) |
| Mentor to Jericho (New York) | 409.60 mi (659.18 km) |
| Mentor to Jerome (Idaho) | 1,688.72 mi (2,717.74 km) |
| Mentor to Jersey City (New Jersey) | 383.58 mi (617.32 km) |
| Mentor to Jessup (Maryland) | 297.12 mi (478.17 km) |
| Mentor to Johns Creek (Georgia) | 551.51 mi (887.57 km) |
| Mentor to Johnson City (New York) | 277.90 mi (447.24 km) |
| Mentor to Johnson City (Tennessee) | 373.78 mi (601.54 km) |
| Mentor to Johnston (Iowa) | 638.57 mi (1,027.68 km) |
| Mentor to Johnstown (Colorado) | 1,230.50 mi (1,980.30 km) |
