| Lake Norman of Catawba to Popovo | 5,321.69 mi (8,564.42 km) |
| Lake Norman of Catawba to Provadia | 5,376.59 mi (8,652.78 km) |
| Lake Norman of Catawba to Radnevo | 5,353.39 mi (8,615.45 km) |
| Lake Norman of Catawba to Radomir | 5,220.54 mi (8,401.64 km) |
| Lake Norman of Catawba to Rakitovo | 5,290.44 mi (8,514.14 km) |
| Lake Norman of Catawba to Rakovski | 5,314.32 mi (8,552.56 km) |
| Lake Norman of Catawba to Razgrad | 5,325.35 mi (8,570.32 km) |
| Lake Norman of Catawba to Razlog | 5,268.86 mi (8,479.42 km) |
| Lake Norman of Catawba to Ruse | 5,290.84 mi (8,514.78 km) |
| Lake Norman of Catawba to Samokov | 5,254.20 mi (8,455.81 km) |
| Lake Norman of Catawba to Sandanski | 5,273.90 mi (8,487.52 km) |
| Lake Norman of Catawba to Sevlievo | 5,289.98 mi (8,513.41 km) |
| Lake Norman of Catawba to Shumen | 5,352.45 mi (8,613.94 km) |
| Lake Norman of Catawba to Silistra | 5,330.25 mi (8,578.21 km) |
| Lake Norman of Catawba to Sliven | 5,353.58 mi (8,615.76 km) |
