| Clemson to Oakley (California) | 2,160.44 mi (3,476.88 km) |
| Clemson to Oakton (Virginia) | 421.03 mi (677.58 km) |
| Clemson to Oakville (Missouri) | 490.88 mi (789.99 km) |
| Clemson to Oatfield (Oregon) | 2,204.78 mi (3,548.25 km) |
| Clemson to Ocala (Florida) | 382.38 mi (615.37 km) |
| Clemson to Ocean Acres (New Jersey) | 584.86 mi (941.23 km) |
| Clemson to Ocean City (New Jersey) | 552.54 mi (889.22 km) |
| Clemson to Ocean Pines (Maryland) | 496.14 mi (798.47 km) |
| Clemson to Ocean Pointe (Hawaii) | 4,579.30 mi (7,369.67 km) |
| Clemson to Ocean Springs (Mississippi) | 456.25 mi (734.26 km) |
| Clemson to Oceanside (California) | 1,969.94 mi (3,170.31 km) |
| Clemson to Oceanside (New York) | 648.11 mi (1,043.03 km) |
| Clemson to Ocoee (Florida) | 428.40 mi (689.44 km) |
| Clemson to Oconomowoc (Wisconsin) | 656.49 mi (1,056.52 km) |
| Clemson to Odenton (Maryland) | 453.72 mi (730.19 km) |
