| Troyan to Ottendorf-Okrilla | 767.54 mi (1,235.24 km) |
| Troyan to Ottersberg | 1,004.09 mi (1,615.93 km) |
| Troyan to Ottobrunn | 725.28 mi (1,167.22 km) |
| Troyan to Ottweiler | 949.16 mi (1,527.53 km) |
| Troyan to Overath | 989.23 mi (1,592.01 km) |
| Troyan to Oyten | 1,006.74 mi (1,620.19 km) |
| Troyan to Paderborn | 961.79 mi (1,547.86 km) |
| Troyan to Papenburg | 1,061.13 mi (1,707.72 km) |
| Troyan to Parchim | 936.40 mi (1,506.99 km) |
| Troyan to Pasewalk | 882.06 mi (1,419.54 km) |
| Troyan to Passau | 669.06 mi (1,076.75 km) |
| Troyan to Pattensen | 948.39 mi (1,526.28 km) |
| Troyan to Pegnitz | 785.89 mi (1,264.76 km) |
| Troyan to Peine | 935.07 mi (1,504.85 km) |
| Troyan to Peissenberg | 743.58 mi (1,196.67 km) |
