| Seymour to Oakleaf Plantation (Florida) | 648.80 mi (1,044.15 km) |
| Seymour to Oakley (California) | 1,925.43 mi (3,098.68 km) |
| Seymour to Oakton (Virginia) | 461.60 mi (742.87 km) |
| Seymour to Oakville (Missouri) | 241.28 mi (388.30 km) |
| Seymour to Oatfield (Oregon) | 1,913.81 mi (3,079.98 km) |
| Seymour to Ocala (Florida) | 707.96 mi (1,139.35 km) |
| Seymour to Ocean Acres (New Jersey) | 622.37 mi (1,001.61 km) |
| Seymour to Ocean City (New Jersey) | 605.26 mi (974.08 km) |
| Seymour to Ocean Pines (Maryland) | 580.49 mi (934.21 km) |
| Seymour to Ocean Pointe (Hawaii) | 4,367.38 mi (7,028.62 km) |
| Seymour to Ocean Springs (Mississippi) | 612.42 mi (985.59 km) |
| Seymour to Oceanside (California) | 1,788.81 mi (2,878.80 km) |
| Seymour to Oceanside (New York) | 660.38 mi (1,062.77 km) |
| Seymour to Ocoee (Florida) | 758.56 mi (1,220.79 km) |
| Seymour to Oconomowoc (Wisconsin) | 317.32 mi (510.67 km) |
