| Portage to Missouri City (Texas) | 1,033.86 mi (1,663.83 km) |
| Portage to Mitchell (South Dakota) | 637.31 mi (1,025.65 km) |
| Portage to Mitchellville (Maryland) | 512.52 mi (824.81 km) |
| Portage to Moberly (Missouri) | 406.17 mi (653.67 km) |
| Portage to Mobile (Alabama) | 808.25 mi (1,300.76 km) |
| Portage to Modesto (California) | 1,888.93 mi (3,039.94 km) |
| Portage to Mokena (Illinois) | 126.40 mi (203.43 km) |
| Portage to Moline (Illinois) | 257.09 mi (413.74 km) |
| Portage to Moncks Corner (South Carolina) | 693.92 mi (1,116.76 km) |
| Portage to Monfort Heights (Ohio) | 214.77 mi (345.63 km) |
| Portage to Monmouth (Oregon) | 1,877.48 mi (3,021.51 km) |
| Portage to Monroe (Georgia) | 589.31 mi (948.41 km) |
| Portage to Monroe (Louisiana) | 757.29 mi (1,218.75 km) |
| Portage to Monroe (Michigan) | 114.84 mi (184.82 km) |
| Portage to Monroe (North Carolina) | 566.16 mi (911.15 km) |
