| Nogent-sur-Oise to Popovo | 1,199.73 mi (1,930.78 km) |
| Nogent-sur-Oise to Provadia | 1,258.37 mi (2,025.15 km) |
| Nogent-sur-Oise to Radnevo | 1,222.55 mi (1,967.50 km) |
| Nogent-sur-Oise to Radomir | 1,084.13 mi (1,744.74 km) |
| Nogent-sur-Oise to Rakitovo | 1,154.05 mi (1,857.27 km) |
| Nogent-sur-Oise to Rakovski | 1,180.81 mi (1,900.34 km) |
| Nogent-sur-Oise to Razgrad | 1,206.36 mi (1,941.45 km) |
| Nogent-sur-Oise to Razlog | 1,131.48 mi (1,820.95 km) |
| Nogent-sur-Oise to Ruse | 1,172.19 mi (1,886.45 km) |
| Nogent-sur-Oise to Samokov | 1,118.07 mi (1,799.36 km) |
| Nogent-sur-Oise to Sandanski | 1,135.98 mi (1,828.19 km) |
| Nogent-sur-Oise to Sevlievo | 1,161.21 mi (1,868.79 km) |
| Nogent-sur-Oise to Shumen | 1,232.92 mi (1,984.20 km) |
| Nogent-sur-Oise to Silistra | 1,221.40 mi (1,965.65 km) |
| Nogent-sur-Oise to Sliven | 1,226.58 mi (1,973.98 km) |
