| Sumter to Owosso (Michigan) | 658.15 mi (1,059.19 km) |
| Sumter to Oxford (Alabama) | 315.36 mi (507.52 km) |
| Sumter to Oxford (Mississippi) | 523.29 mi (842.16 km) |
| Sumter to Oxford (Ohio) | 453.75 mi (730.24 km) |
| Sumter to Oxnard (California) | 2,206.43 mi (3,550.90 km) |
| Sumter to Oxon Hill (Maryland) | 385.24 mi (619.99 km) |
| Sumter to Ozark (Alabama) | 350.50 mi (564.07 km) |
| Sumter to Ozark (Missouri) | 751.76 mi (1,209.85 km) |
| Sumter to Pace (Florida) | 457.22 mi (735.83 km) |
| Sumter to Pacific Grove (California) | 2,331.77 mi (3,752.62 km) |
| Sumter to Pacifica (California) | 2,353.08 mi (3,786.92 km) |
| Sumter to Paducah (Kentucky) | 511.80 mi (823.67 km) |
| Sumter to Pahrump (Nevada) | 2,008.04 mi (3,231.63 km) |
| Sumter to Painesville (Ohio) | 539.92 mi (868.91 km) |
| Sumter to Palatine (Illinois) | 701.25 mi (1,128.56 km) |
