| Carlow to Luzzi | 1,434.30 mi (2,308.28 km) |
| Carlow to Macerata | 1,142.25 mi (1,838.27 km) |
| Carlow to Macerata Campania | 1,280.10 mi (2,060.13 km) |
| Carlow to Macomer | 1,140.01 mi (1,834.67 km) |
| Carlow to Maddaloni | 1,285.96 mi (2,069.55 km) |
| Carlow to Magenta | 874.32 mi (1,407.08 km) |
| Carlow to Magione | 1,103.29 mi (1,775.57 km) |
| Carlow to Maglie | 1,468.64 mi (2,363.55 km) |
| Carlow to Magnago | 866.21 mi (1,394.03 km) |
| Carlow to Malalbergo | 1,005.97 mi (1,618.95 km) |
| Carlow to Malnate | 859.25 mi (1,382.83 km) |
| Carlow to Malo | 960.11 mi (1,545.14 km) |
| Carlow to Mandello del Lario | 870.17 mi (1,400.40 km) |
| Carlow to Manduria | 1,436.16 mi (2,311.27 km) |
| Carlow to Manerbio | 924.78 mi (1,488.29 km) |
