| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Creek, Sister Islands | KY2-2300 |
| Postal/ZIP Codes in Little Cayman, Sister Islands | KY3-2500 |
| Postal/ZIP Codes in Spot Bay, Sister Islands | KY2-2400 |
| Postal/ZIP Codes in Stake Bay, Sister Islands | KY2-2100 |
| Postal/ZIP Codes in Watering Place, Sister Islands | KY2-2200 |
| Postal/ZIP Codes in West End, Sister Islands | KY2-2000 |