| Summerfield to Johnstown (Pennsylvania) | 146.87 mi (236.37 km) |
| Summerfield to Joliet (Illinois) | 621.56 mi (1,000.30 km) |
| Summerfield to Jonesboro (Arkansas) | 786.91 mi (1,266.41 km) |
| Summerfield to Joplin (Missouri) | 966.97 mi (1,556.18 km) |
| Summerfield to Joppatowne (Maryland) | 45.01 mi (72.43 km) |
| Summerfield to Juana Díaz (Puerto Rico) | 1,569.43 mi (2,525.76 km) |
| Summerfield to Junction City (Kansas) | 1,071.38 mi (1,724.22 km) |
| Summerfield to Juneau (Alaska) | 2,830.30 mi (4,554.93 km) |
| Summerfield to Jupiter (Florida) | 848.98 mi (1,366.30 km) |
| Summerfield to Jupiter Farms (Florida) | 850.20 mi (1,368.27 km) |
| Summerfield to Jurupa Valley (California) | 2,262.98 mi (3,641.92 km) |
| Summerfield to Justice (Illinois) | 609.67 mi (981.17 km) |
| Summerfield to Kahului (Hawaii) | 4,781.28 mi (7,694.72 km) |
| Summerfield to Kailua (Hawaii) | 4,828.11 mi (7,770.09 km) |
| Summerfield to Kalamazoo (Michigan) | 513.05 mi (825.68 km) |
