| Norristown to Cadiz | 3,654.11 mi (5,880.72 km) |
| Norristown to Calafell | 3,890.20 mi (6,260.67 km) |
| Norristown to Calahorra | 3,692.97 mi (5,943.26 km) |
| Norristown to Calasparra | 3,827.11 mi (6,159.14 km) |
| Norristown to Calatayud | 3,735.90 mi (6,012.35 km) |
| Norristown to Caldas de Montbuy | 3,904.63 mi (6,283.90 km) |
| Norristown to Caldas de Reyes | 3,370.98 mi (5,425.08 km) |
| Norristown to Calella | 3,928.06 mi (6,321.61 km) |
| Norristown to Callosa de Segura | 3,870.17 mi (6,228.44 km) |
| Norristown to Calpe | 3,898.04 mi (6,273.30 km) |
| Norristown to Calvia | 3,985.58 mi (6,414.17 km) |
| Norristown to Camas | 3,640.77 mi (5,859.26 km) |
| Norristown to Cambados | 3,365.85 mi (5,416.81 km) |
| Norristown to Cambre | 3,368.74 mi (5,421.46 km) |
| Norristown to Cambrils | 3,870.39 mi (6,228.79 km) |
