| Carolina Forest to Olivares | 3,991.35 mi (6,423.46 km) |
| Carolina Forest to Olivenza | 3,913.22 mi (6,297.73 km) |
| Carolina Forest to Olot | 4,302.45 mi (6,924.13 km) |
| Carolina Forest to Onate | 4,048.09 mi (6,514.77 km) |
| Carolina Forest to Onda | 4,225.66 mi (6,800.55 km) |
| Carolina Forest to Onteniente | 4,237.76 mi (6,820.02 km) |
| Carolina Forest to Orihuela | 4,239.80 mi (6,823.30 km) |
| Carolina Forest to Osuna | 4,049.83 mi (6,517.57 km) |
| Carolina Forest to Ourense | 3,798.68 mi (6,113.38 km) |
| Carolina Forest to Oviedo | 3,876.72 mi (6,238.98 km) |
| Carolina Forest to Paiporta | 4,231.62 mi (6,810.14 km) |
| Carolina Forest to Pajara | 3,791.91 mi (6,102.48 km) |
| Carolina Forest to Palafolls | 4,328.18 mi (6,965.54 km) |
| Carolina Forest to Palafrugell | 4,341.37 mi (6,986.77 km) |
| Carolina Forest to Palamos | 4,341.62 mi (6,987.16 km) |
