| Duncan to Slatina | 5,890.57 mi (9,479.95 km) |
| Duncan to Slobozia | 5,985.35 mi (9,632.49 km) |
| Duncan to Sovata | 5,807.14 mi (9,345.69 km) |
| Duncan to Strehaia | 5,840.67 mi (9,399.65 km) |
| Duncan to Suceava | 5,792.69 mi (9,322.43 km) |
| Duncan to Targoviste | 5,903.26 mi (9,500.38 km) |
| Duncan to Targu Frumos | 5,839.15 mi (9,397.21 km) |
| Duncan to Targu Jiu | 5,823.26 mi (9,371.64 km) |
| Duncan to Targu Lapus | 5,724.95 mi (9,213.41 km) |
| Duncan to Targu Neamt | 5,818.59 mi (9,364.11 km) |
| Duncan to Targu Ocna | 5,873.61 mi (9,452.67 km) |
| Duncan to Targu Secuiesc | 5,872.22 mi (9,450.43 km) |
| Duncan to Targu-Mures | 5,792.70 mi (9,322.45 km) |
| Duncan to Tarnaveni | 5,793.60 mi (9,323.91 km) |
| Duncan to Tasnad | 5,681.27 mi (9,143.11 km) |
