| Giffnock to Merrick (New York) | 3,204.71 mi (5,157.47 km) |
| Giffnock to Merrifield (Virginia) | 3,430.71 mi (5,521.20 km) |
| Giffnock to Merrillville (Indiana) | 3,676.30 mi (5,916.43 km) |
| Giffnock to Merritt Island (Florida) | 4,105.02 mi (6,606.39 km) |
| Giffnock to Mesa (Arizona) | 4,950.41 mi (7,966.91 km) |
| Giffnock to Mesquite (Nevada) | 4,833.28 mi (7,778.41 km) |
| Giffnock to Mesquite (Texas) | 4,464.54 mi (7,184.99 km) |
| Giffnock to Metairie (Louisiana) | 4,377.34 mi (7,044.64 km) |
| Giffnock to Methuen Town (Massachusetts) | 3,017.57 mi (4,856.31 km) |
| Giffnock to Metuchen (New Jersey) | 3,240.67 mi (5,215.36 km) |
| Giffnock to Mexico (Missouri) | 3,956.52 mi (6,367.41 km) |
| Giffnock to Miami (Florida) | 4,223.17 mi (6,796.54 km) |
| Giffnock to Miami (Oklahoma) | 4,182.24 mi (6,730.67 km) |
| Giffnock to Miami Beach (Florida) | 4,218.65 mi (6,789.26 km) |
| Giffnock to Miami Gardens (Florida) | 4,215.82 mi (6,784.71 km) |
