| Potomac to Radviliskis | 4,418.15 mi (7,110.33 km) |
| Potomac to Raseiniai | 4,419.52 mi (7,112.53 km) |
| Potomac to Rietavas | 4,367.43 mi (7,028.69 km) |
| Potomac to Rokiskis | 4,478.44 mi (7,207.35 km) |
| Potomac to Sakiai | 4,432.44 mi (7,133.33 km) |
| Potomac to Salcininkai | 4,534.59 mi (7,297.72 km) |
| Potomac to Siauliai | 4,405.62 mi (7,090.15 km) |
| Potomac to Silale | 4,384.08 mi (7,055.49 km) |
| Potomac to Silute | 4,365.22 mi (7,025.14 km) |
| Potomac to Sirvintos | 4,493.44 mi (7,231.50 km) |
| Potomac to Skuodas | 4,334.82 mi (6,976.22 km) |
| Potomac to Svencionys | 4,528.87 mi (7,288.51 km) |
| Potomac to Taurage | 4,395.91 mi (7,074.53 km) |
| Potomac to Telsiai | 4,368.54 mi (7,030.49 km) |
| Potomac to Trakai | 4,507.46 mi (7,254.06 km) |
