| Tuscaloosa to Oakleaf Plantation (Florida) | 395.97 mi (637.25 km) |
| Tuscaloosa to Oakley (California) | 1,936.09 mi (3,115.83 km) |
| Tuscaloosa to Oakton (Virginia) | 691.23 mi (1,112.42 km) |
| Tuscaloosa to Oakville (Missouri) | 392.64 mi (631.89 km) |
| Tuscaloosa to Oatfield (Oregon) | 2,033.76 mi (3,273.02 km) |
| Tuscaloosa to Ocala (Florida) | 423.53 mi (681.61 km) |
| Tuscaloosa to Ocean Acres (New Jersey) | 860.95 mi (1,385.57 km) |
| Tuscaloosa to Ocean City (New Jersey) | 830.89 mi (1,337.18 km) |
| Tuscaloosa to Ocean Pines (Maryland) | 778.59 mi (1,253.01 km) |
| Tuscaloosa to Ocean Pointe (Hawaii) | 4,329.26 mi (6,967.27 km) |
| Tuscaloosa to Ocean Springs (Mississippi) | 208.82 mi (336.06 km) |
| Tuscaloosa to Oceanside (California) | 1,715.30 mi (2,760.51 km) |
| Tuscaloosa to Oceanside (New York) | 920.07 mi (1,480.72 km) |
| Tuscaloosa to Ocoee (Florida) | 479.09 mi (771.02 km) |
| Tuscaloosa to Oconomowoc (Wisconsin) | 683.60 mi (1,100.15 km) |
