| Ponca City to Alenquer | 4,598.46 mi (7,400.50 km) |
| Ponca City to Alfena | 4,548.19 mi (7,319.60 km) |
| Ponca City to Alijo | 4,594.72 mi (7,394.49 km) |
| Ponca City to Aljustrel | 4,677.09 mi (7,527.04 km) |
| Ponca City to Almada | 4,604.27 mi (7,409.86 km) |
| Ponca City to Almargem | 4,593.32 mi (7,392.23 km) |
| Ponca City to Almeirim | 4,612.10 mi (7,422.46 km) |
| Ponca City to Amadora | 4,598.95 mi (7,401.30 km) |
| Ponca City to Amarante | 4,568.14 mi (7,351.71 km) |
| Ponca City to Amares | 4,544.43 mi (7,313.55 km) |
| Ponca City to Amora | 4,607.94 mi (7,415.77 km) |
| Ponca City to Anadia | 4,579.15 mi (7,369.42 km) |
| Ponca City to Angra do Heroismo | 3,724.60 mi (5,994.17 km) |
| Ponca City to Ansiao | 4,596.46 mi (7,397.29 km) |
| Ponca City to Anta | 4,551.26 mi (7,324.55 km) |
