| Magna to Johnstown (Pennsylvania) | 1,734.98 mi (2,792.18 km) |
| Magna to Joliet (Illinois) | 1,246.40 mi (2,005.88 km) |
| Magna to Jonesboro (Arkansas) | 1,210.36 mi (1,947.88 km) |
| Magna to Joplin (Missouri) | 980.93 mi (1,578.66 km) |
| Magna to Joppatowne (Maryland) | 1,881.87 mi (3,028.58 km) |
| Magna to Juana Díaz (Puerto Rico) | 3,117.12 mi (5,016.51 km) |
| Magna to Junction City (Kansas) | 819.26 mi (1,318.47 km) |
| Magna to Juneau (Alaska) | 1,555.24 mi (2,502.91 km) |
| Magna to Jupiter (Florida) | 2,056.79 mi (3,310.09 km) |
| Magna to Jupiter Farms (Florida) | 2,051.41 mi (3,301.43 km) |
| Magna to Jurupa Valley (California) | 550.48 mi (885.91 km) |
| Magna to Justice (Illinois) | 1,261.13 mi (2,029.60 km) |
| Magna to Kahului (Hawaii) | 2,925.62 mi (4,708.33 km) |
| Magna to Kailua (Hawaii) | 2,968.65 mi (4,777.59 km) |
| Magna to Kalamazoo (Michigan) | 1,372.99 mi (2,209.62 km) |
