| Catonsville to Senftenberg | 4,195.49 mi (6,751.99 km) |
| Catonsville to Siegburg | 3,950.41 mi (6,357.58 km) |
| Catonsville to Siegen | 3,980.54 mi (6,406.06 km) |
| Catonsville to Sigmaringen | 4,111.56 mi (6,616.92 km) |
| Catonsville to Simbach am Inn | 4,261.33 mi (6,857.95 km) |
| Catonsville to Simmerath | 3,919.61 mi (6,308.00 km) |
| Catonsville to Sindelfingen | 4,083.72 mi (6,572.11 km) |
| Catonsville to Sinsheim | 4,062.76 mi (6,538.38 km) |
| Catonsville to Sinzheim | 4,047.92 mi (6,514.50 km) |
| Catonsville to Sinzig | 3,959.43 mi (6,372.09 km) |
| Catonsville to Soest | 3,964.95 mi (6,380.96 km) |
| Catonsville to Solingen | 3,935.53 mi (6,333.62 km) |
| Catonsville to Soltau | 3,992.13 mi (6,424.71 km) |
| Catonsville to Sommerda | 4,094.59 mi (6,589.61 km) |
| Catonsville to Sondershausen | 4,078.70 mi (6,564.04 km) |
