| Potomac to Teolo | 4,331.94 mi (6,971.58 km) |
| Potomac to Teramo | 4,512.87 mi (7,262.76 km) |
| Potomac to Terlizzi | 4,692.89 mi (7,552.47 km) |
| Potomac to Termini Imerese | 4,684.43 mi (7,538.86 km) |
| Potomac to Termoli | 4,592.39 mi (7,390.74 km) |
| Potomac to Terni | 4,470.00 mi (7,193.77 km) |
| Potomac to Terracina | 4,542.47 mi (7,310.41 km) |
| Potomac to Terralba | 4,389.49 mi (7,064.20 km) |
| Potomac to Terranuova Bracciolini | 4,389.61 mi (7,064.40 km) |
| Potomac to Terrasini Favarotta | 4,649.99 mi (7,483.44 km) |
| Potomac to Terzigno | 4,615.42 mi (7,427.80 km) |
| Potomac to Tezze sul Brenta | 4,322.27 mi (6,956.02 km) |
| Potomac to Thiene | 4,312.04 mi (6,939.55 km) |
| Potomac to Tirano | 4,239.97 mi (6,823.58 km) |
| Potomac to Tivoli | 4,498.08 mi (7,238.96 km) |
