The most northerly post office of Britain

Tartan (蘇格蘭格子)
Scotland, Great Britain (1999)
31st December, 2007. Baltasound, Shetland (Unst)
3rd January, 2008. Lerwick, Shetland

Shetland Islands is an archipelago in Scotland, the most northerly islands of Scotland and Great Britain. The islands has 100 islands and only half have inhabitation, it faces North Sea to east and Atlantic Ocean to north, only 280 km far away from Faroe Islands. The islands also a paradise of sea birds, most of birds are colony on Hermaness, Foula, Mousa, Noss, Sumburgh Head and Fair Isle ; species include Atlantic Puffin (北極海鸚) and Wilson's Storm Petrel (黃蹼洋海燕).

Cancellation obtained from Haroldswich post office, which becomes the northerly post office of Britain after Baltasound post office closed on 1999. The cancellation illustrates a pair of Atlantic Puffins, the bird can be found in the seashore of Unst.

Since 1999, Royal Mail issues new design country stamps of Scotland, Northern Ireland, Wales and England. Above tartan stamp is one of first new Scotland country stamp, is one traditional patten of Scotland.