| Tiffin to Popovo | 5,138.93 mi (8,270.30 km) |
| Tiffin to Provadia | 5,191.05 mi (8,354.19 km) |
| Tiffin to Radnevo | 5,176.71 mi (8,331.11 km) |
| Tiffin to Radomir | 5,051.59 mi (8,129.75 km) |
| Tiffin to Rakitovo | 5,120.98 mi (8,241.42 km) |
| Tiffin to Rakovski | 5,140.63 mi (8,273.05 km) |
| Tiffin to Razgrad | 5,140.85 mi (8,273.40 km) |
| Tiffin to Razlog | 5,101.79 mi (8,210.53 km) |
| Tiffin to Ruse | 5,106.58 mi (8,218.24 km) |
| Tiffin to Samokov | 5,084.53 mi (8,182.76 km) |
| Tiffin to Sandanski | 5,109.00 mi (8,222.15 km) |
| Tiffin to Sevlievo | 5,112.17 mi (8,227.24 km) |
| Tiffin to Shumen | 5,167.93 mi (8,316.98 km) |
| Tiffin to Silistra | 5,140.72 mi (8,273.19 km) |
| Tiffin to Sliven | 5,173.80 mi (8,326.43 km) |
