| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Budock Water | TR11 |
| Postal/ZIP Codes in Bugle | PL26 |
| Postal/ZIP Codes in Burlawn | PL27 |
| Postal/ZIP Codes in Burraton | PL12 6ST |
| Postal/ZIP Codes in Burraton Coombe | PL12 |
| Postal/ZIP Codes in Buryas Bridge | TR19 |
| Postal/ZIP Codes in Bush | EX23 |
| Postal/ZIP Codes in Busvannah | TR10 9LQ |
| Postal/ZIP Codes in Busveal | TR16 |
| Postal/ZIP Codes in Caerhays | PL26 |
| Postal/ZIP Codes in Calenick | TR3 |
| Postal/ZIP Codes in Callestick | TR4 |
| Postal/ZIP Codes in Callington | PL17 |
| Postal/ZIP Codes in Calstock | PL18 |
| Postal/ZIP Codes in Camborne | TR14 |
| Postal/ZIP Codes in Cambrose | TR16 4HT |
| Postal/ZIP Codes in Camelford | PL32 |
| Postal/ZIP Codes in Canonstown | TR27 |
| Postal/ZIP Codes in Canworthy Water | PL15 |
| Postal/ZIP Codes in Cape Cornwall | TR19 |
| Postal/ZIP Codes in Caradon Town | PL14 5AR |
| Postal/ZIP Codes in Carbean | PL26 |
| Postal/ZIP Codes in Carbis | PL26 |
| Postal/ZIP Codes in Carbis Bay | TR26 |
| Postal/ZIP Codes in Carbis Moor | PL26 8YJ |
| Postal/ZIP Codes in Carclaze | PL25 |