| River Ridge to Security-Widefield (Colorado) | 1,023.69 mi (1,647.47 km) |
| River Ridge to Sedalia (Missouri) | 628.21 mi (1,011.00 km) |
| River Ridge to Sedro-Woolley (Washington) | 2,114.12 mi (3,402.35 km) |
| River Ridge to Seguin (Texas) | 465.24 mi (748.74 km) |
| River Ridge to Selden (New York) | 1,222.33 mi (1,967.15 km) |
| River Ridge to Selma (Alabama) | 253.55 mi (408.05 km) |
| River Ridge to Selma (California) | 1,750.92 mi (2,817.83 km) |
| River Ridge to Selma (Texas) | 485.94 mi (782.05 km) |
| River Ridge to Seminole (Florida) | 472.84 mi (760.97 km) |
| River Ridge to Seven Hills (Ohio) | 922.36 mi (1,484.40 km) |
| River Ridge to Seven Oaks (South Carolina) | 601.83 mi (968.55 km) |
| River Ridge to Severn (Maryland) | 995.19 mi (1,601.61 km) |
| River Ridge to Severna Park (Maryland) | 998.82 mi (1,607.44 km) |
| River Ridge to Sevierville (Tennessee) | 562.37 mi (905.05 km) |
| River Ridge to Seymour (Indiana) | 667.98 mi (1,075.02 km) |
