Articles on: Downloadable Guideline TemplatesJumbo Postcard 5.5" x 8.5"Click on the file below to download Guideline Templates.Postcards_Jumbo_5.5x8.55.pdf80 KB DownloadPostcards_Jumbo_5.5x8.5_JPEG.zip900 KB DownloadPostcard_Jumbo_5.5 x 8.5.pub800 KB DownloadUpdated on: 27/05/2026