| Merthyr Tudful to Myslenice | 1,022.50 mi (1,645.56 km) |
| Merthyr Tudful to Mysliborz | 772.48 mi (1,243.19 km) |
| Merthyr Tudful to Myslowice | 980.67 mi (1,578.23 km) |
| Merthyr Tudful to Myszkow | 982.59 mi (1,581.33 km) |
| Merthyr Tudful to Naklo nad Notecia | 885.27 mi (1,424.70 km) |
| Merthyr Tudful to Namyslow | 906.73 mi (1,459.25 km) |
| Merthyr Tudful to Nidzica | 1,001.82 mi (1,612.28 km) |
| Merthyr Tudful to Niepolomice | 1,030.60 mi (1,658.60 km) |
| Merthyr Tudful to Nisko | 1,103.94 mi (1,776.62 km) |
| Merthyr Tudful to Nowa Deba | 1,089.56 mi (1,753.47 km) |
| Merthyr Tudful to Nowa Ruda | 862.31 mi (1,387.75 km) |
| Merthyr Tudful to Nowa Sol | 814.06 mi (1,310.11 km) |
| Merthyr Tudful to Nowe Miasto Lubawskie | 966.83 mi (1,555.96 km) |
| Merthyr Tudful to Nowogard | 783.28 mi (1,260.57 km) |
| Merthyr Tudful to Nowy Dwor Gdanski | 947.04 mi (1,524.12 km) |
