Christmas 2021 Recommended Posting Dates UK Printing Company closes on the 23rd and re-opens on the 3rdRecommended Posting DatesRoyal Mailhttps://www.royalmail.com/sites/royalmail.com/files/2021-10/Business-Latest-Recommended-Posting-Dates-2021-V7.3.pdfHermeshttps://www.myhermes.co.uk/news/christmas-posting-dates-2021DHL Parcels UKhttps://www.dhl.com/content/dam/dhl/local/gb/dhl-parcel/documents/pdf/gb-parcel-uk-christmas-delivery-schedule-2021.pdfParcel Forcehttps://www.parcelforce.com/sites/default/files/PFW-Retail-Last-posting-dates-2021.pdf