| Long Branch to Olympia Heights (Florida) | 1,071.13 mi (1,723.82 km) |
| Long Branch to Omaha (Nebraska) | 1,153.06 mi (1,855.68 km) |
| Long Branch to On Top of the World Designated Place (Florida) | 904.44 mi (1,455.56 km) |
| Long Branch to Onalaska (Wisconsin) | 914.99 mi (1,472.54 km) |
| Long Branch to Oneida (New York) | 210.55 mi (338.85 km) |
| Long Branch to Oneonta (New York) | 159.22 mi (256.23 km) |
| Long Branch to Ontario (California) | 2,415.17 mi (3,886.84 km) |
| Long Branch to Ontario (Oregon) | 2,191.42 mi (3,526.76 km) |
| Long Branch to Opa-locka (Florida) | 1,057.97 mi (1,702.64 km) |
| Long Branch to Opelika (Alabama) | 822.42 mi (1,323.55 km) |
| Long Branch to Opelousas (Louisiana) | 1,218.31 mi (1,960.68 km) |
| Long Branch to Orange (California) | 2,432.98 mi (3,915.51 km) |
| Long Branch to Orange (Texas) | 1,314.28 mi (2,115.12 km) |
| Long Branch to Orange City (Florida) | 887.10 mi (1,427.65 km) |
| Long Branch to Orangeburg (South Carolina) | 603.99 mi (972.03 km) |
