| Locality | Post Code |
|---|---|
| Cradlehall, Highland | IV2 |
| Craig, Highland | IV52 8UB |
| Craig Dunain, Highland | IV3 8PG |
| Craigton, Highland | IV1 3YG |
| Craigton Point, Highland | IV1 3YQ |
| Crepigill, Highland | IV51 9PB |
| Crerag, Highland | IV4 7JN |
| Croachy, Highland | IV2 6UB |
| Croftnacreich, Highland | IV1 3ZE |
| Crofton, Highland | IV23 2SB |
| Cromarty, Highland | IV11 |
| Cromdale, Highland | PH26 |
| Croy, Highland | IV2 |
| Cruard, Highland | IV43 8QT |
| Culbokie, Highland | IV7 |
| Culburnie, Highland | IV4 7JJ |
| Culconich, Highland | IV22 2JF |
| Culduie, Highland | IV54 8LX |