| Narva to Olympia Heights (Florida) | 5,309.35 mi (8,544.57 km) |
| Narva to Omaha (Nebraska) | 4,794.29 mi (7,715.67 km) |
| Narva to On Top of the World Designated Place (Florida) | 5,165.52 mi (8,313.10 km) |
| Narva to Onalaska (Wisconsin) | 4,518.52 mi (7,271.86 km) |
| Narva to Oneida (New York) | 4,152.00 mi (6,682.00 km) |
| Narva to Oneonta (New York) | 4,170.05 mi (6,711.04 km) |
| Narva to Ontario (California) | 5,692.11 mi (9,160.56 km) |
| Narva to Ontario (Oregon) | 5,023.03 mi (8,083.79 km) |
| Narva to Opa-locka (Florida) | 5,296.22 mi (8,523.45 km) |
| Narva to Opelika (Alabama) | 5,041.65 mi (8,113.75 km) |
| Narva to Opelousas (Louisiana) | 5,357.18 mi (8,621.55 km) |
| Narva to Orange (California) | 5,711.25 mi (9,191.36 km) |
| Narva to Orange (Texas) | 5,426.72 mi (8,733.47 km) |
| Narva to Orange City (Florida) | 5,145.82 mi (8,281.40 km) |
| Narva to Orangeburg (South Carolina) | 4,861.38 mi (7,823.63 km) |
