| Alpharetta to Collegno | 4,684.62 mi (7,539.16 km) |
| Alpharetta to Cologno al Serio | 4,760.66 mi (7,661.55 km) |
| Alpharetta to Cologno Monzese | 4,744.32 mi (7,635.25 km) |
| Alpharetta to Colorno | 4,811.08 mi (7,742.68 km) |
| Alpharetta to Comacchio | 4,896.13 mi (7,879.56 km) |
| Alpharetta to Comiso | 5,280.79 mi (8,498.61 km) |
| Alpharetta to Como | 4,727.14 mi (7,607.60 km) |
| Alpharetta to Concordia Sagittaria | 4,888.17 mi (7,866.75 km) |
| Alpharetta to Concorezzo | 4,744.85 mi (7,636.10 km) |
| Alpharetta to Conegliano | 4,860.90 mi (7,822.87 km) |
| Alpharetta to Conselice | 4,887.32 mi (7,865.39 km) |
| Alpharetta to Conselve | 4,864.64 mi (7,828.87 km) |
| Alpharetta to Conversano | 5,243.60 mi (8,438.76 km) |
| Alpharetta to Copertino | 5,311.11 mi (8,547.40 km) |
| Alpharetta to Copparo | 4,874.41 mi (7,844.60 km) |
