All postcodes in Guernsey Channel Islands

GY1 - St Peter Port

GY2 - Delancey

GY2 - St Sampsons

GY4 - St Martin

GY5 - Castel

GY6 - Saint Andrew

GY7 - Saint Pierre du Bois

GY7 - Saint Saviour

GY8 - Forest

GY8 - Torteval