| Silver Spring to Johnstown (Pennsylvania) | 136.22 mi (219.22 km) |
| Silver Spring to Joliet (Illinois) | 611.49 mi (984.10 km) |
| Silver Spring to Jonesboro (Arkansas) | 780.26 mi (1,255.70 km) |
| Silver Spring to Joplin (Missouri) | 959.02 mi (1,543.40 km) |
| Silver Spring to Joppatowne (Maryland) | 45.90 mi (73.86 km) |
| Silver Spring to Juana Díaz (Puerto Rico) | 1,579.19 mi (2,541.46 km) |
| Silver Spring to Junction City (Kansas) | 1,062.44 mi (1,709.83 km) |
| Silver Spring to Juneau (Alaska) | 2,819.73 mi (4,537.92 km) |
| Silver Spring to Jupiter (Florida) | 853.71 mi (1,373.91 km) |
| Silver Spring to Jupiter Farms (Florida) | 854.86 mi (1,375.77 km) |
| Silver Spring to Jurupa Valley (California) | 2,254.30 mi (3,627.95 km) |
| Silver Spring to Justice (Illinois) | 599.50 mi (964.80 km) |
| Silver Spring to Kahului (Hawaii) | 4,771.96 mi (7,679.73 km) |
| Silver Spring to Kailua (Hawaii) | 4,818.68 mi (7,754.92 km) |
| Silver Spring to Kalamazoo (Michigan) | 502.55 mi (808.77 km) |
