| Olecko to Massarosa | 890.83 mi (1,433.65 km) |
| Olecko to Matelica | 859.76 mi (1,383.65 km) |
| Olecko to Matera | 963.12 mi (1,549.99 km) |
| Olecko to Matino | 988.44 mi (1,590.74 km) |
| Olecko to Mazzarino | 1,221.64 mi (1,966.05 km) |
| Olecko to Meda | 826.33 mi (1,329.84 km) |
| Olecko to Medesano | 846.51 mi (1,362.33 km) |
| Olecko to Medicina | 819.93 mi (1,319.55 km) |
| Olecko to Meldola | 829.69 mi (1,335.26 km) |
| Olecko to Melegnano | 837.66 mi (1,348.09 km) |
| Olecko to Melendugno | 970.69 mi (1,562.17 km) |
| Olecko to Melfi | 954.47 mi (1,536.07 km) |
| Olecko to Melilli | 1,216.09 mi (1,957.10 km) |
| Olecko to Melito di Napoli | 983.49 mi (1,582.77 km) |
| Olecko to Melito di Porto Salvo | 1,158.04 mi (1,863.68 km) |
