| Merrick to McHenry (Illinois) | 770.65 mi (1,240.25 km) |
| Merrick to McKeesport (Pennsylvania) | 331.13 mi (532.91 km) |
| Merrick to McKinleyville (California) | 2,604.98 mi (4,192.30 km) |
| Merrick to McKinney (Texas) | 1,371.32 mi (2,206.93 km) |
| Merrick to McLean (Virginia) | 226.42 mi (364.39 km) |
| Merrick to McMinnville (Oregon) | 2,490.93 mi (4,008.77 km) |
| Merrick to McMinnville (Tennessee) | 746.62 mi (1,201.57 km) |
| Merrick to McNair (Virginia) | 236.06 mi (379.90 km) |
| Merrick to McPherson (Kansas) | 1,290.55 mi (2,076.94 km) |
| Merrick to Mead Valley (California) | 2,425.53 mi (3,903.52 km) |
| Merrick to Meadow Woods (Florida) | 956.58 mi (1,539.46 km) |
| Merrick to Meadowbrook (Virginia) | 306.21 mi (492.80 km) |
| Merrick to Meadville (Pennsylvania) | 349.77 mi (562.90 km) |
| Merrick to Mebane (North Carolina) | 442.02 mi (711.36 km) |
| Merrick to Mechanicsville (Virginia) | 291.86 mi (469.70 km) |
