| Sanford to Johnstown (Pennsylvania) | 808.23 mi (1,300.72 km) |
| Sanford to Joliet (Illinois) | 960.61 mi (1,545.96 km) |
| Sanford to Jonesboro (Arkansas) | 732.53 mi (1,178.90 km) |
| Sanford to Joplin (Missouri) | 955.51 mi (1,537.74 km) |
| Sanford to Joppatowne (Maryland) | 786.22 mi (1,265.29 km) |
| Sanford to Juana Díaz (Puerto Rico) | 1,192.68 mi (1,919.44 km) |
| Sanford to Junction City (Kansas) | 1,136.46 mi (1,828.96 km) |
| Sanford to Juneau (Alaska) | 3,220.18 mi (5,182.38 km) |
| Sanford to Jupiter (Florida) | 147.39 mi (237.20 km) |
| Sanford to Jupiter Farms (Florida) | 144.24 mi (232.13 km) |
| Sanford to Jurupa Valley (California) | 2,153.53 mi (3,465.78 km) |
| Sanford to Justice (Illinois) | 968.12 mi (1,558.04 km) |
| Sanford to Kahului (Hawaii) | 4,671.13 mi (7,517.46 km) |
| Sanford to Kailua (Hawaii) | 4,732.24 mi (7,615.81 km) |
| Sanford to Kalamazoo (Michigan) | 962.45 mi (1,548.91 km) |
