| Richardson to Carmignano | 5,451.60 mi (8,773.50 km) |
| Richardson to Carovigno | 5,852.15 mi (9,418.13 km) |
| Richardson to Carpenedolo | 5,366.46 mi (8,636.48 km) |
| Richardson to Carpi | 5,407.57 mi (8,702.64 km) |
| Richardson to Carrara | 5,403.87 mi (8,696.70 km) |
| Richardson to Carugate | 5,315.34 mi (8,554.21 km) |
| Richardson to Casal di Principe | 5,694.55 mi (9,164.49 km) |
| Richardson to Casale Monferrato | 5,296.09 mi (8,523.24 km) |
| Richardson to Casale sul Sile | 5,432.10 mi (8,742.12 km) |
| Richardson to Casalecchio di Reno | 5,435.61 mi (8,747.76 km) |
| Richardson to Casalgrande | 5,409.52 mi (8,705.77 km) |
| Richardson to Casalmaggiore | 5,380.75 mi (8,659.49 km) |
| Richardson to Casalnuovo di Napoli | 5,707.72 mi (9,185.68 km) |
| Richardson to Casalpusterlengo | 5,342.52 mi (8,597.96 km) |
| Richardson to Casaluce | 5,698.00 mi (9,170.05 km) |
