| Frohburg to Olympia Heights (Florida) | 4,974.83 mi (8,006.22 km) |
| Frohburg to Omaha (Nebraska) | 4,751.27 mi (7,646.42 km) |
| Frohburg to On Top of the World Designated Place (Florida) | 4,878.79 mi (7,851.65 km) |
| Frohburg to Onalaska (Wisconsin) | 4,452.53 mi (7,165.66 km) |
| Frohburg to Oneida (New York) | 3,934.35 mi (6,331.73 km) |
| Frohburg to Oneonta (New York) | 3,940.18 mi (6,341.11 km) |
| Frohburg to Ontario (California) | 5,824.10 mi (9,372.98 km) |
| Frohburg to Ontario (Oregon) | 5,206.37 mi (8,378.84 km) |
| Frohburg to Opa-locka (Florida) | 4,962.28 mi (7,986.02 km) |
| Frohburg to Opelika (Alabama) | 4,816.75 mi (7,751.81 km) |
| Frohburg to Opelousas (Louisiana) | 5,184.44 mi (8,343.55 km) |
| Frohburg to Orange (California) | 5,844.31 mi (9,405.50 km) |
| Frohburg to Orange (Texas) | 5,268.77 mi (8,479.26 km) |
| Frohburg to Orange City (Florida) | 4,847.47 mi (7,801.25 km) |
| Frohburg to Orangeburg (South Carolina) | 4,598.35 mi (7,400.33 km) |
