| Glen Allen to Popovo | 5,082.69 mi (8,179.80 km) |
| Glen Allen to Provadia | 5,137.81 mi (8,268.51 km) |
| Glen Allen to Radnevo | 5,113.90 mi (8,230.03 km) |
| Glen Allen to Radomir | 4,980.58 mi (8,015.46 km) |
| Glen Allen to Rakitovo | 5,050.49 mi (8,127.98 km) |
| Glen Allen to Rakovski | 5,074.63 mi (8,166.82 km) |
| Glen Allen to Razgrad | 5,086.50 mi (8,185.93 km) |
| Glen Allen to Razlog | 5,028.78 mi (8,093.05 km) |
| Glen Allen to Ruse | 5,051.98 mi (8,130.38 km) |
| Glen Allen to Samokov | 5,014.27 mi (8,069.69 km) |
| Glen Allen to Sandanski | 5,033.70 mi (8,100.96 km) |
| Glen Allen to Sevlievo | 5,050.60 mi (8,128.15 km) |
| Glen Allen to Shumen | 5,113.59 mi (8,229.53 km) |
| Glen Allen to Silistra | 5,091.88 mi (8,194.58 km) |
| Glen Allen to Sliven | 5,114.33 mi (8,230.72 km) |
