| Portage to Malvern (Arkansas) | 667.38 mi (1,074.05 km) |
| Portage to Manassas (Virginia) | 487.99 mi (785.35 km) |
| Portage to Manassas Park (Virginia) | 489.03 mi (787.03 km) |
| Portage to Manatí (Puerto Rico) | 1,988.83 mi (3,200.72 km) |
| Portage to Manchester (Missouri) | 359.57 mi (578.66 km) |
| Portage to Manchester (New Hampshire) | 720.72 mi (1,159.89 km) |
| Portage to Manchester (Tennessee) | 466.22 mi (750.30 km) |
| Portage to Manchester (Virginia) | 536.53 mi (863.46 km) |
| Portage to Mandan (North Dakota) | 816.94 mi (1,314.73 km) |
| Portage to Mandeville (Louisiana) | 854.24 mi (1,374.77 km) |
| Portage to Mango (Florida) | 998.89 mi (1,607.56 km) |
| Portage to Manhattan (Kansas) | 612.81 mi (986.22 km) |
| Portage to Manhattan (New York) | 609.03 mi (980.13 km) |
| Portage to Manhattan Beach (California) | 1,861.91 mi (2,996.46 km) |
| Portage to Manitowoc (Wisconsin) | 168.28 mi (270.82 km) |
