| Waterford to Popovo | 1,648.05 mi (2,652.28 km) |
| Waterford to Provadia | 1,704.68 mi (2,743.42 km) |
| Waterford to Radnevo | 1,676.80 mi (2,698.55 km) |
| Waterford to Radomir | 1,543.42 mi (2,483.89 km) |
| Waterford to Rakitovo | 1,613.29 mi (2,596.34 km) |
| Waterford to Rakovski | 1,637.16 mi (2,634.76 km) |
| Waterford to Razgrad | 1,652.93 mi (2,660.14 km) |
| Waterford to Razlog | 1,592.15 mi (2,562.33 km) |
| Waterford to Ruse | 1,618.44 mi (2,604.63 km) |
| Waterford to Samokov | 1,577.01 mi (2,537.95 km) |
| Waterford to Sandanski | 1,597.90 mi (2,571.58 km) |
| Waterford to Sevlievo | 1,613.89 mi (2,597.30 km) |
| Waterford to Shumen | 1,679.90 mi (2,703.54 km) |
| Waterford to Silistra | 1,662.42 mi (2,675.40 km) |
| Waterford to Sliven | 1,678.15 mi (2,700.73 km) |
