區域清單
- GY1 1AA - St Peter Port, Guernsey, Crown Dependencies
- GY1 1AB - St Peter Port, Guernsey, Crown Dependencies
- GY1 1AD - St Peter Port, Guernsey, Crown Dependencies
- GY1 1AE - St Peter Port, Guernsey, Crown Dependencies
- GY1 1AF - St Peter Port, Guernsey, Crown Dependencies
- GY1 1AG - St Peter Port, Guernsey, Crown Dependencies
- GY1 1AH - St Peter Port, Guernsey, Crown Dependencies
- GY1 1AJ - St Peter Port, Guernsey, Crown Dependencies
- GY1 1AL - St Peter Port, Guernsey, Crown Dependencies
- GY1 1AN - St Peter Port, Guernsey, Crown Dependencies
- GY1 1AP - St Peter Port, Guernsey, Crown Dependencies
- GY1 1AQ - St Peter Port, Guernsey, Crown Dependencies
- GY1 1AR - St Peter Port, Guernsey, Crown Dependencies
- GY1 1AT - St Peter Port, Guernsey, Crown Dependencies
- GY1 1AU - St Peter Port, Guernsey, Crown Dependencies
- GY1 1AW - St Peter Port, Guernsey, Crown Dependencies
- GY1 1AX - St Peter Port, Guernsey, Crown Dependencies
- GY1 1AY - St Peter Port, Guernsey, Crown Dependencies
- GY1 1AZ - St Peter Port, Guernsey, Crown Dependencies
- GY1 1BA - St Peter Port, Guernsey, Crown Dependencies