| Tulcea to San Luis Obispo (California) | 6,559.31 mi (10,556.20 km) |
| Tulcea to San Marcos (California) | 6,620.18 mi (10,654.15 km) |
| Tulcea to San Marcos (Texas) | 6,266.52 mi (10,085.00 km) |
| Tulcea to San Marino (California) | 6,578.54 mi (10,587.13 km) |
| Tulcea to San Mateo (California) | 6,443.41 mi (10,369.67 km) |
| Tulcea to San Pablo (California) | 6,417.30 mi (10,327.65 km) |
| Tulcea to San Rafael (California) | 6,418.83 mi (10,330.11 km) |
| Tulcea to San Ramon (California) | 6,422.72 mi (10,336.37 km) |
| Tulcea to San Tan Valley (Arizona) | 6,479.89 mi (10,428.37 km) |
| Tulcea to Sand Springs (Oklahoma) | 5,851.80 mi (9,417.56 km) |
| Tulcea to Sandusky (Ohio) | 5,111.53 mi (8,226.22 km) |
| Tulcea to Sandy (Oregon) | 5,933.00 mi (9,548.24 km) |
| Tulcea to Sandy (Utah) | 6,030.50 mi (9,705.16 km) |
| Tulcea to Sandy Springs (Georgia) | 5,558.17 mi (8,945.01 km) |
| Tulcea to Sanford (Florida) | 5,703.71 mi (9,179.24 km) |
