| Achim to Popovo | 1,033.44 mi (1,663.17 km) |
| Achim to Provadia | 1,083.69 mi (1,744.04 km) |
| Achim to Radnevo | 1,077.18 mi (1,733.55 km) |
| Achim to Radomir | 968.65 mi (1,558.89 km) |
| Achim to Rakitovo | 1,034.75 mi (1,665.27 km) |
| Achim to Rakovski | 1,046.10 mi (1,683.53 km) |
| Achim to Razgrad | 1,034.18 mi (1,664.36 km) |
| Achim to Razlog | 1,021.43 mi (1,643.83 km) |
| Achim to Ruse | 1,000.20 mi (1,609.67 km) |
| Achim to Samokov | 998.94 mi (1,607.63 km) |
| Achim to Sandanski | 1,033.65 mi (1,663.51 km) |
| Achim to Sevlievo | 1,012.01 mi (1,628.67 km) |
| Achim to Shumen | 1,061.15 mi (1,707.76 km) |
| Achim to Silistra | 1,032.42 mi (1,661.52 km) |
| Achim to Sliven | 1,070.71 mi (1,723.14 km) |
