| Giresun to McKeesport (Pennsylvania) | 5,616.32 mi (9,038.60 km) |
| Giresun to McKinleyville (California) | 6,674.78 mi (10,742.03 km) |
| Giresun to McKinney (Texas) | 6,570.86 mi (10,574.77 km) |
| Giresun to McLean (Virginia) | 5,590.83 mi (8,997.57 km) |
| Giresun to McMinnville (Oregon) | 6,377.92 mi (10,264.27 km) |
| Giresun to McMinnville (Tennessee) | 6,070.60 mi (9,769.69 km) |
| Giresun to McNair (Virginia) | 5,598.49 mi (9,009.90 km) |
| Giresun to McPherson (Kansas) | 6,297.48 mi (10,134.81 km) |
| Giresun to Mead Valley (California) | 7,045.15 mi (11,338.07 km) |
| Giresun to Meadow Woods (Florida) | 6,292.04 mi (10,126.06 km) |
| Giresun to Meadowbrook (Virginia) | 5,677.14 mi (9,136.48 km) |
| Giresun to Meadville (Pennsylvania) | 5,560.25 mi (8,948.36 km) |
| Giresun to Mebane (North Carolina) | 5,813.00 mi (9,355.13 km) |
| Giresun to Mechanicsville (Virginia) | 5,662.85 mi (9,113.48 km) |
| Giresun to Medford (Massachusetts) | 5,195.03 mi (8,360.59 km) |
