| Maryport to Silver Firs (Washington) | 4,504.94 mi (7,250.00 km) |
| Maryport to Silver Spring (Maryland) | 3,463.83 mi (5,574.49 km) |
| Maryport to Silver Springs Shores (Florida) | 4,156.73 mi (6,689.60 km) |
| Maryport to Silverdale (Washington) | 4,530.03 mi (7,290.38 km) |
| Maryport to Silverton (Oregon) | 4,686.41 mi (7,542.05 km) |
| Maryport to Simi Valley (California) | 5,193.98 mi (8,358.90 km) |
| Maryport to Simpsonville (South Carolina) | 3,877.18 mi (6,239.71 km) |
| Maryport to Sioux City (Iowa) | 4,007.56 mi (6,449.54 km) |
| Maryport to Sioux Falls (South Dakota) | 3,966.60 mi (6,383.63 km) |
| Maryport to Skokie (Illinois) | 3,722.27 mi (5,990.42 km) |
| Maryport to Sleepy Hollow (New York) | 3,243.52 mi (5,219.94 km) |
| Maryport to Slidell (Louisiana) | 4,397.29 mi (7,076.76 km) |
| Maryport to Smithfield (North Carolina) | 3,685.77 mi (5,931.67 km) |
| Maryport to Smithfield (Utah) | 4,550.12 mi (7,322.71 km) |
| Maryport to Smithville (Missouri) | 4,101.62 mi (6,600.92 km) |
