| San Juan to Malvern (Arkansas) | 1,980.01 mi (3,186.51 km) |
| San Juan to Manassas (Virginia) | 1,564.38 mi (2,517.63 km) |
| San Juan to Manassas Park (Virginia) | 1,564.70 mi (2,518.14 km) |
| San Juan to Manatí (Puerto Rico) | 27.70 mi (44.57 km) |
| San Juan to Manchester (Missouri) | 2,024.24 mi (3,257.70 km) |
| San Juan to Manchester (New Hampshire) | 1,727.65 mi (2,780.39 km) |
| San Juan to Manchester (Tennessee) | 1,699.18 mi (2,734.57 km) |
| San Juan to Manchester (Virginia) | 1,490.68 mi (2,399.02 km) |
| San Juan to Mandan (North Dakota) | 2,781.72 mi (4,476.74 km) |
| San Juan to Mandeville (Louisiana) | 1,718.14 mi (2,765.08 km) |
| San Juan to Mango (Florida) | 1,224.28 mi (1,970.28 km) |
| San Juan to Manhattan (Kansas) | 2,322.14 mi (3,737.13 km) |
| San Juan to Manhattan (New York) | 1,616.14 mi (2,600.93 km) |
| San Juan to Manhattan Beach (California) | 3,379.11 mi (5,438.15 km) |
| San Juan to Manitowoc (Wisconsin) | 2,172.71 mi (3,496.64 km) |
