| Great Britain | Last Posting Date |
| Royal Mail Bulk Mail Economy | December 16, 2022 |
| 2nd Class, 2nd Class Signed For, Royal Mail 48® | December 19, 2022 |
| 1st Class, 1st Class Signed For, Royal Mail 24 ®, Royal Mail Tracked 48 ®* | December 21, 2022 |
| Royal Mail Tracked 24®* | December 22, 2022 |
| Special Delivery Guaranteed | December 23, 2022 |
| *Royal Mail Tracked 24 and Royal Mail Tracked 48 services are unavailable to purchase at Post Office® branches | |
| Royal Mail International Economy | Last Posting Date |
| All non-European destinations (Unless listed below) | September 12, 2022 |
| Middle and Far East, Hong Kong, Singapore, South Africa | October 14, 2022 |
| Canada and USA | October 31, 2022 |
| Cyprus, Eastern Europe, Greece, Iceland, Malta, Turkey | November 25, 2022 |
| Western Europe | November 28, 2022 |
| Royal Mail International Standard & International Tracking and Signature Services | Last Posting Date |
| British Virgin Islands, Dominica and Anguilla | October 07, 2022 |
| Australia and New Zealand | December 01, 2022 |
| China (People’s Republic) | December 02, 2022 |
| All remaining Caribbean destinations | December 05, 2022 |
| Africa, Asia (except China, People’s Republic), Central and South America, Far and Middle East | December 07, 2022 |
| Cyprus and Malta | December 08, 2022 |
| Greece, Eastern Europe (except Czech Republic, Poland and Slovakia) and Turkey | December 09, 2022 |
| Canada, Czech Republic, Finland, Italy, Poland, Sweden, USA | December 10, 2022 |
| Austria, Denmark, Germany, Iceland, Ireland, Netherlands, Norway, Portugal, Slovakia, Spain, Switzerland | December 12, 2022 |
| Belgium, France, Luxembourg | December 14, 2022 |
| International HM Forces Mail | Last Posting Date |
| Airmail to Operational HM Forces | December 02, 2022 |
| Airmail to Static HM Forces | December 02, 2022 |
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