| Round Rock to Ploermel | 4,911.80 mi (7,904.77 km) |
| Round Rock to Ploufragan | 4,879.02 mi (7,852.02 km) |
| Round Rock to Plougastel-Daoulas | 4,816.36 mi (7,751.19 km) |
| Round Rock to Plouzane | 4,806.47 mi (7,735.27 km) |
| Round Rock to Poissy | 5,064.00 mi (8,149.71 km) |
| Round Rock to Poitiers | 5,068.12 mi (8,156.35 km) |
| Round Rock to Pont-a-Mousson | 5,224.16 mi (8,407.47 km) |
| Round Rock to Pont-du-Chateau | 5,216.26 mi (8,394.75 km) |
| Round Rock to Pont-Saint-Esprit | 5,328.44 mi (8,575.29 km) |
| Round Rock to Pont-Sainte-Maxence | 5,074.40 mi (8,166.46 km) |
| Round Rock to Pontarlier | 5,306.33 mi (8,539.71 km) |
| Round Rock to Pontchateau | 4,939.35 mi (7,949.12 km) |
| Round Rock to Pontivy | 4,884.10 mi (7,860.20 km) |
| Round Rock to Pontoise | 5,062.34 mi (8,147.05 km) |
| Round Rock to Pornic | 4,948.20 mi (7,963.36 km) |
