| Glencullen to Manfredonia | 1,299.09 mi (2,090.68 km) |
| Glencullen to Maniago | 972.23 mi (1,564.65 km) |
| Glencullen to Mantova | 945.01 mi (1,520.85 km) |
| Glencullen to Maranello | 977.13 mi (1,572.54 km) |
| Glencullen to Marano di Napoli | 1,275.02 mi (2,051.95 km) |
| Glencullen to Marano Vicentino | 943.88 mi (1,519.02 km) |
| Glencullen to Marcianise | 1,272.15 mi (2,047.32 km) |
| Glencullen to Marcon | 982.56 mi (1,581.28 km) |
| Glencullen to Mareno di Piave | 972.13 mi (1,564.49 km) |
| Glencullen to Margherita di Savoia | 1,320.71 mi (2,125.47 km) |
| Glencullen to Mariano Comense | 862.12 mi (1,387.45 km) |
| Glencullen to Marigliano | 1,282.51 mi (2,064.00 km) |
| Glencullen to Marino | 1,178.10 mi (1,895.98 km) |
| Glencullen to Marostica | 950.12 mi (1,529.08 km) |
| Glencullen to Marsala | 1,388.27 mi (2,234.21 km) |
