| Piqua to Casamassima | 4,967.06 mi (7,993.70 km) |
| Piqua to Casandrino | 4,856.96 mi (7,816.52 km) |
| Piqua to Casapulla | 4,852.86 mi (7,809.93 km) |
| Piqua to Casarano | 5,058.58 mi (8,141.00 km) |
| Piqua to Casatenovo | 4,465.97 mi (7,187.28 km) |
| Piqua to Casciana Terme | 4,601.83 mi (7,405.94 km) |
| Piqua to Cascina | 4,592.98 mi (7,391.69 km) |
| Piqua to Caselle Torinese | 4,416.66 mi (7,107.92 km) |
| Piqua to Caserta | 4,854.96 mi (7,813.30 km) |
| Piqua to Casier | 4,588.48 mi (7,384.45 km) |
| Piqua to Casorate Primo | 4,468.04 mi (7,190.62 km) |
| Piqua to Casoria | 4,860.43 mi (7,822.11 km) |
| Piqua to Cassano al Ionio | 4,991.66 mi (8,033.31 km) |
| Piqua to Cassano d'Adda | 4,480.45 mi (7,210.59 km) |
| Piqua to Cassano delle Murge | 4,963.70 mi (7,988.31 km) |
