| Zell am See to Olympia Heights (Florida) | 5,071.48 mi (8,161.75 km) |
| Zell am See to Omaha (Nebraska) | 4,927.96 mi (7,930.78 km) |
| Zell am See to On Top of the World Designated Place (Florida) | 4,990.92 mi (8,032.10 km) |
| Zell am See to Onalaska (Wisconsin) | 4,626.19 mi (7,445.14 km) |
| Zell am See to Oneida (New York) | 4,074.72 mi (6,557.63 km) |
| Zell am See to Oneonta (New York) | 4,077.16 mi (6,561.55 km) |
| Zell am See to Ontario (California) | 6,030.52 mi (9,705.18 km) |
| Zell am See to Ontario (Oregon) | 5,424.80 mi (8,730.38 km) |
| Zell am See to Opa-locka (Florida) | 5,059.21 mi (8,142.01 km) |
| Zell am See to Opelika (Alabama) | 4,947.23 mi (7,961.80 km) |
| Zell am See to Opelousas (Louisiana) | 5,326.19 mi (8,571.67 km) |
| Zell am See to Orange (California) | 6,050.83 mi (9,737.87 km) |
| Zell am See to Orange (Texas) | 5,413.77 mi (8,712.62 km) |
| Zell am See to Orange City (Florida) | 4,956.37 mi (7,976.50 km) |
| Zell am See to Orangeburg (South Carolina) | 4,719.85 mi (7,595.87 km) |
