關於「Cheltenham postcodes」標籤，搜尋引擎有相關的訊息討論：

GL Postcodes Covered, Information and Maps | DOR-2-DOR™dor2dor.co.uk › areas-covered › gl-postcodesMap of GL postcode districts – Gloucester - Maproommaproom.net › shop › map-of-gl-postcode-districtsGL postcode area - Wikipediaen.wikipedia.org › wiki › GL_postcode_areaThe GL53