| Port Talbot to Oakley (California) | 5,204.73 mi (8,376.20 km) |
| Port Talbot to Oakton (Virginia) | 3,524.03 mi (5,671.38 km) |
| Port Talbot to Oakville (Missouri) | 4,068.53 mi (6,547.67 km) |
| Port Talbot to Oatfield (Oregon) | 4,811.40 mi (7,743.20 km) |
| Port Talbot to Ocala (Florida) | 4,184.19 mi (6,733.81 km) |
| Port Talbot to Ocean Acres (New Jersey) | 3,361.74 mi (5,410.19 km) |
| Port Talbot to Ocean City (New Jersey) | 3,395.69 mi (5,464.83 km) |
| Port Talbot to Ocean Pines (Maryland) | 3,457.19 mi (5,563.81 km) |
| Port Talbot to Ocean Pointe (Hawaii) | 7,163.17 mi (11,528.01 km) |
| Port Talbot to Ocean Springs (Mississippi) | 4,399.63 mi (7,080.52 km) |
| Port Talbot to Oceanside (California) | 5,332.04 mi (8,581.09 km) |
| Port Talbot to Oceanside (New York) | 3,296.93 mi (5,305.89 km) |
| Port Talbot to Ocoee (Florida) | 4,187.72 mi (6,739.49 km) |
| Port Talbot to Oconomowoc (Wisconsin) | 3,781.93 mi (6,086.43 km) |
| Port Talbot to Odenton (Maryland) | 3,491.11 mi (5,618.40 km) |
