| Sonoma to Butzbach | 5,626.66 mi (9,055.23 km) |
| Sonoma to Buxtehude | 5,484.12 mi (8,825.85 km) |
| Sonoma to Cadolzburg | 5,739.36 mi (9,236.61 km) |
| Sonoma to Calbe | 5,623.08 mi (9,049.47 km) |
| Sonoma to Calw | 5,723.93 mi (9,211.78 km) |
| Sonoma to Castrop-Rauxel | 5,530.01 mi (8,899.69 km) |
| Sonoma to Celle | 5,540.98 mi (8,917.34 km) |
| Sonoma to Cham | 5,798.10 mi (9,331.15 km) |
| Sonoma to Chemnitz | 5,711.88 mi (9,192.39 km) |
| Sonoma to Clausthal-Zellerfeld | 5,593.23 mi (9,001.43 km) |
| Sonoma to Cloppenburg | 5,477.77 mi (8,815.62 km) |
| Sonoma to Coburg | 5,695.76 mi (9,166.44 km) |
| Sonoma to Coesfeld | 5,504.25 mi (8,858.23 km) |
| Sonoma to Cologne | 5,553.82 mi (8,938.01 km) |
| Sonoma to Coswig | 5,710.63 mi (9,190.37 km) |
