# GY1 3SL

## Location

- **Timezone:** Europe/Guernsey

## Administrative areas

- **Country:** Channel Islands (L93000001)
- **Date introduced:** 2004-01

## Census & classification

- **Postcode user type:** Large

## Data

- [HTML](https://openpostcodes.uk/GY1%203SL)
- [JSON](https://openpostcodes.uk/GY1%203SL.json)
- [Markdown](https://openpostcodes.uk/GY1%203SL.md)