| Boerne to Collegno | 5,503.14 mi (8,856.44 km) |
| Boerne to Cologno al Serio | 5,571.10 mi (8,965.82 km) |
| Boerne to Cologno Monzese | 5,556.12 mi (8,941.71 km) |
| Boerne to Colorno | 5,623.66 mi (9,050.41 km) |
| Boerne to Comacchio | 5,705.46 mi (9,182.05 km) |
| Boerne to Comiso | 6,123.66 mi (9,855.07 km) |
| Boerne to Como | 5,537.72 mi (8,912.10 km) |
| Boerne to Concordia Sagittaria | 5,689.32 mi (9,156.08 km) |
| Boerne to Concorezzo | 5,556.14 mi (8,941.75 km) |
| Boerne to Conegliano | 5,662.81 mi (9,113.42 km) |
| Boerne to Conselice | 5,698.64 mi (9,171.08 km) |
| Boerne to Conselve | 5,671.64 mi (9,127.62 km) |
| Boerne to Conversano | 6,060.10 mi (9,752.78 km) |
| Boerne to Copertino | 6,128.56 mi (9,862.97 km) |
| Boerne to Copparo | 5,683.48 mi (9,146.67 km) |
