| Idrija to Tacoma (Washington) | 5,476.82 mi (8,814.09 km) |
| Idrija to Tahlequah (Oklahoma) | 5,264.12 mi (8,471.78 km) |
| Idrija to Takoma Park (Maryland) | 4,402.35 mi (7,084.91 km) |
| Idrija to Talladega (Alabama) | 5,035.28 mi (8,103.51 km) |
| Idrija to Tallahassee (Florida) | 5,101.57 mi (8,210.18 km) |
| Idrija to Tallmadge (Ohio) | 4,488.47 mi (7,223.49 km) |
| Idrija to Tamalpais-Homestead Valley (California) | 6,045.91 mi (9,729.95 km) |
| Idrija to Tamarac (Florida) | 5,131.41 mi (8,258.20 km) |
| Idrija to Tamiami (Florida) | 5,159.61 mi (8,303.60 km) |
| Idrija to Tampa (Florida) | 5,142.16 mi (8,275.51 km) |
| Idrija to Tanaina (Alaska) | 4,941.34 mi (7,952.32 km) |
| Idrija to Tanque Verde (Arizona) | 6,023.94 mi (9,694.59 km) |
| Idrija to Tarboro (North Carolina) | 4,561.99 mi (7,341.81 km) |
| Idrija to Tarpon Springs (Florida) | 5,148.56 mi (8,285.81 km) |
| Idrija to Tarrytown (New York) | 4,182.97 mi (6,731.84 km) |
