| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in North Caicos, North Caicos | TKCA 1ZZ |
| Postal/ZIP Codes in Parrot Cay, North Caicos | TKCA 1ZZ |
| Postal Codes in Caicos Islands | |
|---|---|
| Postal/ZIP Codes in South Caicos | Postal/ZIP Codes in Providenciales |
| Postal/ZIP Codes in North Caicos | Postal/ZIP Codes in Middle Caicos |