Introduction
The Cayman Islands postal code system plays a critical role in the efficient delivery of mail and parcels throughout the British Overseas Territory. This guide provides a comprehensive overview of the Cayman Islands postal code structure, including a detailed breakdown of the different postal codes assigned to each district and community.

Postal Code Structure
The Cayman Islands postal code system consists of a six-character code that follows the following format: KY4-XX1X
- KY: ISO 3166-1 alpha-2 country code for the Cayman Islands
- 4: District code
- XX: Sub-district code
- 1X: Individual property or PO Box code
District Codes
The Cayman Islands are divided into six districts, each assigned its unique district code:
District | District Code |
---|---|
George Town | 1 |
West Bay | 2 |
Bodden Town | 3 |
North Side | 4 |
East End | 5 |
Cayman Brac | 6 |
Sub-District Codes
Within each district, sub-district codes are assigned to specific communities and areas. For example, within the West Bay district, the following sub-district codes are used:
Community | Sub-District Code |
---|---|
Seven Mile Beach | 02 |
West Bay Road | 03 |
Prospect | 04 |
Property Codes
The final character in the Cayman Islands postal code represents the specific property or PO Box to which the address corresponds. This code is unique to each address within a sub-district.
Postal Code Lookup
To find the correct postal code for a particular address in the Cayman Islands, you can use the Cayman Islands Postal Service’s online postal code lookup tool: Cayman Islands Postal Service – Postal Code Lookup
Simply enter the address or building name, and the tool will provide the corresponding postal code.
Applications
The Cayman Islands postal code system has a wide range of applications beyond the delivery of mail:
1. Address Verification: Postal codes help to verify the accuracy and validity of addresses, reducing the risk of lost or misdirected mail.
2. Parcel Tracking: Postal codes play a vital role in tracking parcels and packages, allowing businesses and individuals to monitor the progress of their shipments.
3. Geographic Targeting: Postal codes enable businesses to target their marketing campaigns to specific areas and demographics.
4. Data Analysis: Postal codes can be used to analyze demographic and economic data, providing valuable insights for businesses, researchers, and policymakers.
Future Developments
The Cayman Islands Postal Service is actively exploring new technologies and initiatives to enhance the efficiency and convenience of the postal code system:
1. Digital Postal Codes: The introduction of digital postal codes would allow individuals to receive postal codes via email or SMS, simplifying the process of obtaining and using the correct code.
2. Mobile Applications: The development of mobile applications would provide a convenient way to access postal codes, track packages, and receive other postal-related information on the go.
Conclusion
The Cayman Islands postal code system is an essential tool for the efficient delivery of mail and the provision of various other services. By understanding the structure and applications of postal codes, individuals and businesses can optimize their use of this valuable resource.