| Nea Filadelfeia to Oakley (California) | 6,741.83 mi (10,849.92 km) |
| Nea Filadelfeia to Oakton (Virginia) | 5,138.34 mi (8,269.35 km) |
| Nea Filadelfeia to Oakville (Missouri) | 5,695.57 mi (9,166.13 km) |
| Nea Filadelfeia to Oatfield (Oregon) | 6,302.86 mi (10,143.48 km) |
| Nea Filadelfeia to Ocala (Florida) | 5,773.52 mi (9,291.58 km) |
| Nea Filadelfeia to Ocean Acres (New Jersey) | 4,972.80 mi (8,002.95 km) |
| Nea Filadelfeia to Ocean City (New Jersey) | 5,005.67 mi (8,055.85 km) |
| Nea Filadelfeia to Ocean Pines (Maryland) | 5,065.01 mi (8,151.35 km) |
| Nea Filadelfeia to Ocean Pointe (Hawaii) | 8,334.42 mi (13,412.96 km) |
| Nea Filadelfeia to Ocean Springs (Mississippi) | 6,013.71 mi (9,678.14 km) |
| Nea Filadelfeia to Oceanside (California) | 6,913.74 mi (11,126.60 km) |
| Nea Filadelfeia to Oceanside (New York) | 4,909.90 mi (7,901.72 km) |
| Nea Filadelfeia to Ocoee (Florida) | 5,771.68 mi (9,288.62 km) |
| Nea Filadelfeia to Oconomowoc (Wisconsin) | 5,407.44 mi (8,702.44 km) |
| Nea Filadelfeia to Odenton (Maryland) | 5,104.79 mi (8,215.37 km) |
