| Philadelphia to Casamassima | 4,586.49 mi (7,381.25 km) |
| Philadelphia to Casandrino | 4,470.02 mi (7,193.79 km) |
| Philadelphia to Casapulla | 4,466.59 mi (7,188.29 km) |
| Philadelphia to Casarano | 4,676.95 mi (7,526.83 km) |
| Philadelphia to Casatenovo | 4,091.08 mi (6,583.95 km) |
| Philadelphia to Casciana Terme | 4,218.85 mi (6,789.58 km) |
| Philadelphia to Cascina | 4,210.60 mi (6,776.30 km) |
| Philadelphia to Caselle Torinese | 4,035.66 mi (6,494.77 km) |
| Philadelphia to Caserta | 4,468.80 mi (7,191.84 km) |
| Philadelphia to Casier | 4,219.75 mi (6,791.02 km) |
| Philadelphia to Casorate Primo | 4,090.57 mi (6,583.13 km) |
| Philadelphia to Casoria | 4,473.45 mi (7,199.32 km) |
| Philadelphia to Cassano al Ionio | 4,604.51 mi (7,410.25 km) |
| Philadelphia to Cassano d'Adda | 4,105.13 mi (6,606.57 km) |
| Philadelphia to Cassano delle Murge | 4,582.48 mi (7,374.79 km) |
