| Grimstad to Devnya | 1,324.11 mi (2,130.94 km) |
| Grimstad to Dimitrovgrad | 1,345.34 mi (2,165.11 km) |
| Grimstad to Dobrich | 1,310.58 mi (2,109.17 km) |
| Grimstad to Dospat | 1,337.44 mi (2,152.40 km) |
| Grimstad to Dupnitsa | 1,276.24 mi (2,053.91 km) |
| Grimstad to Elhovo | 1,361.54 mi (2,191.18 km) |
| Grimstad to Etropole | 1,260.12 mi (2,027.96 km) |
| Grimstad to Gabrovo | 1,289.08 mi (2,074.58 km) |
| Grimstad to Gorna Oryahovitsa | 1,281.79 mi (2,062.84 km) |
| Grimstad to Gotse Delchev | 1,333.26 mi (2,145.67 km) |
| Grimstad to Harmanli | 1,359.61 mi (2,188.08 km) |
| Grimstad to Haskovo | 1,351.72 mi (2,175.38 km) |
| Grimstad to Ihtiman | 1,280.59 mi (2,060.90 km) |
| Grimstad to Isperih | 1,275.48 mi (2,052.69 km) |
| Grimstad to Kardzhali | 1,364.50 mi (2,195.95 km) |
