| Comstock Park to Popovo | 5,135.17 mi (8,264.26 km) |
| Comstock Park to Provadia | 5,185.66 mi (8,345.51 km) |
| Comstock Park to Radnevo | 5,175.99 mi (8,329.96 km) |
| Comstock Park to Radomir | 5,055.30 mi (8,135.72 km) |
| Comstock Park to Rakitovo | 5,124.18 mi (8,246.58 km) |
| Comstock Park to Rakovski | 5,141.60 mi (8,274.60 km) |
| Comstock Park to Razgrad | 5,136.17 mi (8,265.87 km) |
| Comstock Park to Razlog | 5,106.28 mi (8,217.77 km) |
| Comstock Park to Ruse | 5,102.14 mi (8,211.11 km) |
| Comstock Park to Samokov | 5,087.76 mi (8,187.95 km) |
| Comstock Park to Sandanski | 5,114.59 mi (8,231.14 km) |
| Comstock Park to Sevlievo | 5,111.09 mi (8,225.50 km) |
| Comstock Park to Shumen | 5,163.15 mi (8,309.28 km) |
| Comstock Park to Silistra | 5,133.39 mi (8,261.39 km) |
| Comstock Park to Sliven | 5,171.48 mi (8,322.69 km) |
