| Ottawa to Bougival | 4,194.27 mi (6,750.02 km) |
| Ottawa to Bouguenais | 4,102.02 mi (6,601.56 km) |
| Ottawa to Boulogne-Billancourt | 4,199.29 mi (6,758.10 km) |
| Ottawa to Boulogne-sur-Mer | 4,109.68 mi (6,613.90 km) |
| Ottawa to Bourg-de-Peage | 4,451.49 mi (7,163.97 km) |
| Ottawa to Bourg-en-Bresse | 4,413.92 mi (7,103.52 km) |
| Ottawa to Bourg-la-Reine | 4,204.15 mi (6,765.93 km) |
| Ottawa to Bourg-les-Valence | 4,448.68 mi (7,159.46 km) |
| Ottawa to Bourges | 4,268.01 mi (6,868.71 km) |
| Ottawa to Bourgoin-Jallieu | 4,439.42 mi (7,144.56 km) |
| Ottawa to Bressuire | 4,159.92 mi (6,694.75 km) |
| Ottawa to Brest | 3,945.06 mi (6,348.96 km) |
| Ottawa to Bretigny-sur-Orge | 4,209.74 mi (6,774.93 km) |
| Ottawa to Breuillet | 4,206.07 mi (6,769.01 km) |
| Ottawa to Briancon | 4,521.01 mi (7,275.86 km) |
