| Holtsville to McKeesport (Pennsylvania) | 358.20 mi (576.47 km) |
| Holtsville to McKinleyville (California) | 2,627.02 mi (4,227.79 km) |
| Holtsville to McKinney (Texas) | 1,399.90 mi (2,252.92 km) |
| Holtsville to McLean (Virginia) | 255.07 mi (410.50 km) |
| Holtsville to McMinnville (Oregon) | 2,510.69 mi (4,040.57 km) |
| Holtsville to McMinnville (Tennessee) | 775.48 mi (1,248.02 km) |
| Holtsville to McNair (Virginia) | 264.79 mi (426.14 km) |
| Holtsville to McPherson (Kansas) | 1,317.04 mi (2,119.57 km) |
| Holtsville to Mead Valley (California) | 2,451.52 mi (3,945.34 km) |
| Holtsville to Meadow Woods (Florida) | 979.70 mi (1,576.67 km) |
| Holtsville to Meadowbrook (Virginia) | 333.05 mi (536.00 km) |
| Holtsville to Meadville (Pennsylvania) | 373.42 mi (600.96 km) |
| Holtsville to Mebane (North Carolina) | 469.10 mi (754.94 km) |
| Holtsville to Mechanicsville (Virginia) | 318.86 mi (513.15 km) |
| Holtsville to Medford (Massachusetts) | 149.62 mi (240.80 km) |
