| Feldbach to Olympia Heights (Florida) | 5,216.05 mi (8,394.42 km) |
| Feldbach to Omaha (Nebraska) | 5,052.52 mi (8,131.25 km) |
| Feldbach to On Top of the World Designated Place (Florida) | 5,133.29 mi (8,261.22 km) |
| Feldbach to Onalaska (Wisconsin) | 4,751.89 mi (7,647.43 km) |
| Feldbach to Oneida (New York) | 4,210.92 mi (6,776.82 km) |
| Feldbach to Oneonta (New York) | 4,214.20 mi (6,782.10 km) |
| Feldbach to Ontario (California) | 6,140.10 mi (9,881.54 km) |
| Feldbach to Ontario (Oregon) | 5,525.88 mi (8,893.05 km) |
| Feldbach to Opa-locka (Florida) | 5,203.74 mi (8,374.62 km) |
| Feldbach to Opelika (Alabama) | 5,086.08 mi (8,185.26 km) |
| Feldbach to Opelousas (Louisiana) | 5,462.46 mi (8,790.98 km) |
| Feldbach to Orange (California) | 6,160.35 mi (9,914.12 km) |
| Feldbach to Orange (Texas) | 5,549.20 mi (8,930.58 km) |
| Feldbach to Orange City (Florida) | 5,099.24 mi (8,206.43 km) |
| Feldbach to Orangeburg (South Carolina) | 4,860.48 mi (7,822.19 km) |
