| Howard to Orthez | 4,112.98 mi (6,619.20 km) |
| Howard to Orvault | 3,935.31 mi (6,333.28 km) |
| Howard to Osny | 4,012.39 mi (6,457.31 km) |
| Howard to Ostwald | 4,244.04 mi (6,830.12 km) |
| Howard to Ouistreham | 3,915.61 mi (6,301.56 km) |
| Howard to Oullins | 4,248.99 mi (6,838.08 km) |
| Howard to Outreau | 3,933.94 mi (6,331.07 km) |
| Howard to Oyonnax | 4,259.89 mi (6,855.63 km) |
| Howard to Ozoir-la-Ferriere | 4,046.48 mi (6,512.19 km) |
| Howard to Pace | 3,897.52 mi (6,272.45 km) |
| Howard to Palaiseau | 4,032.36 mi (6,489.45 km) |
| Howard to Pamiers | 4,225.83 mi (6,800.81 km) |
| Howard to Panazol | 4,106.07 mi (6,608.09 km) |
| Howard to Pantin | 4,031.41 mi (6,487.92 km) |
| Howard to Paray-le-Monial | 4,192.53 mi (6,747.23 km) |
