| Parla to Popovo | 1,552.13 mi (2,497.91 km) |
| Parla to Provadia | 1,613.02 mi (2,595.90 km) |
| Parla to Radnevo | 1,541.48 mi (2,480.78 km) |
| Parla to Radomir | 1,388.55 mi (2,234.65 km) |
| Parla to Rakitovo | 1,448.80 mi (2,331.62 km) |
| Parla to Rakovski | 1,492.24 mi (2,401.52 km) |
| Parla to Razgrad | 1,565.84 mi (2,519.97 km) |
| Parla to Razlog | 1,417.76 mi (2,281.67 km) |
| Parla to Ruse | 1,537.17 mi (2,473.83 km) |
| Parla to Samokov | 1,420.13 mi (2,285.47 km) |
| Parla to Sandanski | 1,410.16 mi (2,269.43 km) |
| Parla to Sevlievo | 1,496.72 mi (2,408.73 km) |
| Parla to Shumen | 1,587.50 mi (2,554.83 km) |
| Parla to Silistra | 1,601.73 mi (2,577.73 km) |
| Parla to Sliven | 1,559.77 mi (2,510.20 km) |
