| Klamath Falls to South Plainfield (New Jersey) | 2,425.41 mi (3,903.33 km) |
| Klamath Falls to South Portland (Maine) | 2,564.19 mi (4,126.67 km) |
| Klamath Falls to South Riding (Virginia) | 2,308.29 mi (3,714.84 km) |
| Klamath Falls to South River (New Jersey) | 2,430.12 mi (3,910.90 km) |
| Klamath Falls to South Salt Lake (Utah) | 521.66 mi (839.54 km) |
| Klamath Falls to South San Francisco (California) | 317.30 mi (510.64 km) |
| Klamath Falls to South San Jose Hills (California) | 604.67 mi (973.11 km) |
| Klamath Falls to South Sioux City (Nebraska) | 1,290.55 mi (2,076.94 km) |
| Klamath Falls to South St. Paul (Minnesota) | 1,442.94 mi (2,322.19 km) |
| Klamath Falls to South Valley (New Mexico) | 952.95 mi (1,533.62 km) |
| Klamath Falls to South Venice (Florida) | 2,443.23 mi (3,932.00 km) |
| Klamath Falls to South Whittier (California) | 607.47 mi (977.62 km) |
| Klamath Falls to South Yarmouth (Massachusetts) | 2,609.11 mi (4,198.96 km) |
| Klamath Falls to Southaven (Mississippi) | 1,777.61 mi (2,860.79 km) |
| Klamath Falls to Southchase (Florida) | 2,441.98 mi (3,929.99 km) |
