| Ponca City to Nowy Dwor Mazowiecki | 5,233.76 mi (8,422.92 km) |
| Ponca City to Nowy Sacz | 5,366.06 mi (8,635.84 km) |
| Ponca City to Nowy Targ | 5,351.27 mi (8,612.04 km) |
| Ponca City to Nowy Tomysl | 5,094.13 mi (8,198.21 km) |
| Ponca City to Nysa | 5,216.26 mi (8,394.76 km) |
| Ponca City to Oborniki | 5,101.31 mi (8,209.77 km) |
| Ponca City to Oborniki Slaskie | 5,164.63 mi (8,311.67 km) |
| Ponca City to Olawa | 5,194.20 mi (8,359.25 km) |
| Ponca City to Olecko | 5,211.28 mi (8,386.75 km) |
| Ponca City to Olesnica | 5,184.85 mi (8,344.21 km) |
| Ponca City to Olesno | 5,233.39 mi (8,422.33 km) |
| Ponca City to Olkusz | 5,298.27 mi (8,526.75 km) |
| Ponca City to Olsztyn | 5,163.45 mi (8,309.77 km) |
| Ponca City to Opalenica | 5,103.60 mi (8,213.45 km) |
| Ponca City to Opoczno | 5,270.04 mi (8,481.31 km) |
