| Allentown to Chambray-les-Tours | 3,664.26 mi (5,897.05 km) |
| Allentown to Chamonix-Mont-Blanc | 3,970.32 mi (6,389.61 km) |
| Allentown to Champigny-sur-Marne | 3,701.68 mi (5,957.28 km) |
| Allentown to Champs-Sur-Marne | 3,704.38 mi (5,961.63 km) |
| Allentown to Chanteloup-les-Vignes | 3,677.08 mi (5,917.68 km) |
| Allentown to Chantepie | 3,544.41 mi (5,704.18 km) |
| Allentown to Chantilly | 3,689.61 mi (5,937.86 km) |
| Allentown to Chaponost | 3,885.00 mi (6,252.30 km) |
| Allentown to Charenton-le-Pont | 3,696.79 mi (5,949.40 km) |
| Allentown to Charleville-Mezieres | 3,767.29 mi (6,062.87 km) |
| Allentown to Chartres | 3,667.68 mi (5,902.57 km) |
| Allentown to Chassieu | 3,893.70 mi (6,266.31 km) |
| Allentown to Chateau-d'Olonne | 3,579.07 mi (5,759.96 km) |
| Allentown to Chateau-Gontier | 3,590.32 mi (5,778.06 km) |
| Allentown to Chateau-Thierry | 3,732.68 mi (6,007.16 km) |
