| Popovaca to Olivenza | 1,299.48 mi (2,091.31 km) |
| Popovaca to Olot | 740.75 mi (1,192.12 km) |
| Popovaca to Onate | 955.37 mi (1,537.52 km) |
| Popovaca to Onda | 937.78 mi (1,509.20 km) |
| Popovaca to Onteniente | 994.81 mi (1,600.99 km) |
| Popovaca to Orihuela | 1,038.77 mi (1,671.73 km) |
| Popovaca to Osuna | 1,259.10 mi (2,026.33 km) |
| Popovaca to Ourense | 1,233.35 mi (1,984.89 km) |
| Popovaca to Oviedo | 1,114.74 mi (1,794.00 km) |
| Popovaca to Paiporta | 963.74 mi (1,551.00 km) |
| Popovaca to Pajara | 2,051.55 mi (3,301.65 km) |
| Popovaca to Palafolls | 743.26 mi (1,196.16 km) |
| Popovaca to Palafrugell | 716.69 mi (1,153.40 km) |
| Popovaca to Palamos | 720.40 mi (1,159.37 km) |
| Popovaca to Palencia | 1,080.00 mi (1,738.10 km) |
