| Grimstad to Trezzo sull'Adda | 880.53 mi (1,417.08 km) |
| Grimstad to Tricase | 1,343.12 mi (2,161.54 km) |
| Grimstad to Trieste | 903.38 mi (1,453.85 km) |
| Grimstad to Triggiano | 1,247.87 mi (2,008.26 km) |
| Grimstad to Trinitapoli | 1,218.84 mi (1,961.54 km) |
| Grimstad to Trissino | 890.26 mi (1,432.73 km) |
| Grimstad to Triuggio | 876.13 mi (1,410.00 km) |
| Grimstad to Trofarello | 923.61 mi (1,486.41 km) |
| Grimstad to Troina | 1,445.82 mi (2,326.83 km) |
| Grimstad to Turin | 917.09 mi (1,475.91 km) |
| Grimstad to Udine | 869.98 mi (1,400.10 km) |
| Grimstad to Ugento | 1,340.31 mi (2,157.01 km) |
| Grimstad to Umbertide | 1,051.54 mi (1,692.28 km) |
| Grimstad to Urbino | 1,024.53 mi (1,648.82 km) |
| Grimstad to Urgnano | 881.69 mi (1,418.95 km) |
