| Shannon to March | 375.52 mi (604.34 km) |
| Shannon to Margate | 444.79 mi (715.83 km) |
| Shannon to Market Drayton | 266.86 mi (429.46 km) |
| Shannon to Market Harborough | 333.80 mi (537.21 km) |
| Shannon to Marlow | 351.76 mi (566.11 km) |
| Shannon to Marple | 286.51 mi (461.09 km) |
| Shannon to Marton | 338.15 mi (544.20 km) |
| Shannon to Maryport | 259.52 mi (417.65 km) |
| Shannon to Matlock | 306.12 mi (492.65 km) |
| Shannon to Melksham | 300.57 mi (483.72 km) |
| Shannon to Meltham | 296.94 mi (477.88 km) |
| Shannon to Melton Mowbray | 333.77 mi (537.15 km) |
| Shannon to Merthyr Tudful | 241.78 mi (389.11 km) |
| Shannon to Methil | 335.44 mi (539.83 km) |
| Shannon to Mexborough | 319.13 mi (513.59 km) |
