| Herzberg to Olympia Heights (Florida) | 4,988.34 mi (8,027.96 km) |
| Herzberg to Omaha (Nebraska) | 4,745.57 mi (7,637.26 km) |
| Herzberg to On Top of the World Designated Place (Florida) | 4,888.99 mi (7,868.07 km) |
| Herzberg to Onalaska (Wisconsin) | 4,447.82 mi (7,158.08 km) |
| Herzberg to Oneida (New York) | 3,938.54 mi (6,338.47 km) |
| Herzberg to Oneonta (New York) | 3,945.19 mi (6,349.16 km) |
| Herzberg to Ontario (California) | 5,809.09 mi (9,348.83 km) |
| Herzberg to Ontario (Oregon) | 5,187.49 mi (8,348.45 km) |
| Herzberg to Opa-locka (Florida) | 4,975.73 mi (8,007.67 km) |
| Herzberg to Opelika (Alabama) | 4,822.80 mi (7,761.54 km) |
| Herzberg to Opelousas (Louisiana) | 5,187.62 mi (8,348.67 km) |
| Herzberg to Orange (California) | 5,829.26 mi (9,381.29 km) |
| Herzberg to Orange (Texas) | 5,271.11 mi (8,483.03 km) |
| Herzberg to Orange City (Florida) | 4,858.40 mi (7,818.84 km) |
| Herzberg to Orangeburg (South Carolina) | 4,606.59 mi (7,413.60 km) |
