| Llanelli to Miranda de Ebro | 624.54 mi (1,005.10 km) |
| Llanelli to Mislata | 862.51 mi (1,388.07 km) |
| Llanelli to Moana | 684.22 mi (1,101.14 km) |
| Llanelli to Moguer | 1,004.11 mi (1,615.95 km) |
| Llanelli to Molina de Segura | 952.49 mi (1,532.89 km) |
| Llanelli to Molins de Rey | 767.25 mi (1,234.78 km) |
| Llanelli to Mollerusa | 734.36 mi (1,181.84 km) |
| Llanelli to Mollet | 762.95 mi (1,227.85 km) |
| Llanelli to Moncada | 765.68 mi (1,232.24 km) |
| Llanelli to Moncada | 857.92 mi (1,380.68 km) |
| Llanelli to Monforte de Lemos | 652.57 mi (1,050.21 km) |
| Llanelli to Monforte del Cid | 934.15 mi (1,503.38 km) |
| Llanelli to Mongat | 768.66 mi (1,237.04 km) |
| Llanelli to Monovar | 929.30 mi (1,495.57 km) |
| Llanelli to Monserrat | 868.66 mi (1,397.98 km) |
