| Newport Beach to Popovo | 6,656.78 mi (10,713.05 km) |
| Newport Beach to Provadia | 6,696.11 mi (10,776.34 km) |
| Newport Beach to Radnevo | 6,712.38 mi (10,802.53 km) |
| Newport Beach to Radomir | 6,619.58 mi (10,653.19 km) |
| Newport Beach to Rakitovo | 6,683.26 mi (10,755.66 km) |
| Newport Beach to Rakovski | 6,688.28 mi (10,763.75 km) |
| Newport Beach to Razgrad | 6,652.70 mi (10,706.48 km) |
| Newport Beach to Razlog | 6,672.67 mi (10,738.62 km) |
| Newport Beach to Ruse | 6,621.45 mi (10,656.19 km) |
| Newport Beach to Samokov | 6,648.32 mi (10,699.44 km) |
| Newport Beach to Sandanski | 6,686.21 mi (10,760.42 km) |
| Newport Beach to Sevlievo | 6,648.13 mi (10,699.13 km) |
| Newport Beach to Shumen | 6,677.95 mi (10,747.13 km) |
| Newport Beach to Silistra | 6,635.31 mi (10,678.49 km) |
| Newport Beach to Sliven | 6,699.39 mi (10,781.63 km) |
