| Sayville to Olympia (Washington) | 2,474.98 mi (3,983.10 km) |
| Sayville to Olympia Heights (Florida) | 1,118.45 mi (1,799.97 km) |
| Sayville to Omaha (Nebraska) | 1,194.66 mi (1,922.62 km) |
| Sayville to On Top of the World Designated Place (Florida) | 957.24 mi (1,540.52 km) |
| Sayville to Onalaska (Wisconsin) | 948.89 mi (1,527.09 km) |
| Sayville to Oneida (New York) | 208.47 mi (335.50 km) |
| Sayville to Oneonta (New York) | 156.22 mi (251.41 km) |
| Sayville to Ontario (California) | 2,460.64 mi (3,960.02 km) |
| Sayville to Ontario (Oregon) | 2,224.80 mi (3,580.48 km) |
| Sayville to Opa-locka (Florida) | 1,105.26 mi (1,778.75 km) |
| Sayville to Opelika (Alabama) | 879.31 mi (1,415.11 km) |
| Sayville to Opelousas (Louisiana) | 1,275.02 mi (2,051.94 km) |
| Sayville to Orange (California) | 2,478.60 mi (3,988.92 km) |
| Sayville to Orange (Texas) | 1,370.79 mi (2,206.07 km) |
| Sayville to Orange City (Florida) | 938.41 mi (1,510.23 km) |
