| Greenock to Marietta (Georgia) | 3,935.73 mi (6,333.95 km) |
| Greenock to Marietta (Ohio) | 3,541.60 mi (5,699.66 km) |
| Greenock to Marina (California) | 5,049.85 mi (8,126.94 km) |
| Greenock to Marinette (Wisconsin) | 3,490.44 mi (5,617.31 km) |
| Greenock to Marion (Arkansas) | 4,081.25 mi (6,568.14 km) |
| Greenock to Marion (Illinois) | 3,903.47 mi (6,282.03 km) |
| Greenock to Marion (Indiana) | 3,641.32 mi (5,860.14 km) |
| Greenock to Marion (Iowa) | 3,778.92 mi (6,081.58 km) |
| Greenock to Marion (Ohio) | 3,545.90 mi (5,706.58 km) |
| Greenock to Marion Oaks (Florida) | 4,107.66 mi (6,610.64 km) |
| Greenock to Markham (Illinois) | 3,662.69 mi (5,894.54 km) |
| Greenock to Marlborough (Massachusetts) | 3,028.98 mi (4,874.68 km) |
| Greenock to Marlton (New Jersey) | 3,273.06 mi (5,267.48 km) |
| Greenock to Marquette (Michigan) | 3,413.29 mi (5,493.16 km) |
| Greenock to Marrero (Louisiana) | 4,360.67 mi (7,017.83 km) |
