| North Bellport to Oakley (California) | 2,576.69 mi (4,146.79 km) |
| North Bellport to Oakton (Virginia) | 265.67 mi (427.55 km) |
| North Bellport to Oakville (Missouri) | 937.12 mi (1,508.15 km) |
| North Bellport to Oatfield (Oregon) | 2,484.97 mi (3,999.17 km) |
| North Bellport to Ocala (Florida) | 955.21 mi (1,537.26 km) |
| North Bellport to Ocean Acres (New Jersey) | 100.76 mi (162.16 km) |
| North Bellport to Ocean City (New Jersey) | 136.70 mi (220.00 km) |
| North Bellport to Ocean Pines (Maryland) | 203.20 mi (327.02 km) |
| North Bellport to Ocean Pointe (Hawaii) | 5,020.90 mi (8,080.35 km) |
| North Bellport to Ocean Springs (Mississippi) | 1,139.73 mi (1,834.22 km) |
| North Bellport to Oceanside (California) | 2,475.69 mi (3,984.23 km) |
| North Bellport to Oceanside (New York) | 37.71 mi (60.68 km) |
| North Bellport to Ocoee (Florida) | 973.19 mi (1,566.19 km) |
| North Bellport to Oconomowoc (Wisconsin) | 813.66 mi (1,309.46 km) |
| North Bellport to Odenton (Maryland) | 231.43 mi (372.45 km) |
