| Duncan to Chesterfield | 4,595.95 mi (7,396.46 km) |
| Duncan to Chichester | 4,696.94 mi (7,558.99 km) |
| Duncan to Chigwell | 4,703.63 mi (7,569.76 km) |
| Duncan to Childwall | 4,537.29 mi (7,302.06 km) |
| Duncan to Chilwell | 4,613.09 mi (7,424.04 km) |
| Duncan to Chingford | 4,701.22 mi (7,565.89 km) |
| Duncan to Chippenham | 4,625.66 mi (7,444.28 km) |
| Duncan to Chislehurst | 4,710.67 mi (7,581.08 km) |
| Duncan to Choppington | 4,531.02 mi (7,291.98 km) |
| Duncan to Chorley | 4,538.74 mi (7,304.39 km) |
| Duncan to Chorleywood | 4,680.73 mi (7,532.91 km) |
| Duncan to Christchurch | 4,661.72 mi (7,502.31 km) |
| Duncan to Churchdown | 4,610.42 mi (7,419.75 km) |
| Duncan to Cinderford | 4,599.67 mi (7,402.45 km) |
| Duncan to Cirencester | 4,623.15 mi (7,440.24 km) |
