| 25th October–20th November | Open Mapathon: Digital Cherkasy | Cherkasy, Cherkasy Oblast, Ukraine |
| 27th October | OSM US Mappy Hour | Kansas, United States |
| 29th October | [Online] OpenStreetMap Foundation board of Directors - public videomeeting |
| 30th October | OSM Nederland maandelijkse bijeenkomst (online) | Amsterdam, North Holland, Netherlands |
| 31st October | Cartographie dans le Pays de Gex | Prévessin-Moëns, Auvergne-Rhône-Alpes, France |
| 1st November | OSMF Engineering Working Group meeting |
| 2nd November | MapRoulette Community Meeting |
| 2nd November | [Online] OpenStreetMap Foundation - Board of directors and advisory board public videomeeting |
| 2nd November | Missing Maps London Mapathon | Westminster, England, United Kingdom |
| 2nd November | Virtuelles Niederbayern-Treffen | Kothingeichendorf, Landau an der Isar, Bavaria, Germany |
| 2nd November | Stuttgarter Stammtisch (Online) | Stuttgart, Baden-Württemberg, Germany |
| 4th November | OSM-Treffen Bochum (November) | Bochum, North Rhine-Westphalia, Germany |
| 6th November | OSM Local Chapters & Communities Virtual Congress |
| 7th November | Crowd2Map is 6! Join our party mapathon to learn more about our work.. |
| 8th November | OSM x Wikidata Taipei #34 | Huashan, Taipei, Taiwan |
| 9th November | Hamburger Mappertreffen | Hamburg, Germany |
| 11th November | OSM-Treffen Zürich | Zurich, Zurich, Switzerland |
| 11th November | 161. Berlin-Brandenburg OpenStreetMap Stammtisch | Berlin, Berlin, Germany |
| 12th November | FOSS4G State of the Map Oceania 2021 |
| 13th November | Missing Maps MonarchMappers Fall 2021 Mapathon |
| 13th November | Geography 2050 Symposium - Mapathon for an Equitable Future |
| 15th November | Crowd2Map Tanzania GeoWeek Human Right's Day FGM Mapathon |
| 16th November | 145. Treffen des OSM-Stammtisches Bonn | Bonn, North Rhine-Westphalia, Germany |
| 16th November | OSM-Verkehrswende #29 (Online) | Berlin, Berlin, Germany |
| 16th November | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 17th November | Missing Maps Arcadis Mapathon |
| 17th November | Missing Maps WMU Mapathon |
| 17th November | OSM-Stammtisch Köln | Cologne, North Rhine-Westphalia, Germany |
| 18th November | Missing Maps CartONG Tour de France des Mapathons - Chambéry | Chambéry, Auvergne-Rhône-Alpes, France |
| 19th–21st November | State of the Map Africa 2021 |
| 22nd November | HOT Summit 2021 |
| 22nd November | Bremer Mappertreffen (Online) | Bremen, Free Hanseatic City of Bremen, Germany |
| 23rd November | East Midlands OSM Pub Meet-up : Derby | Derby, England, United Kingdom |
| 24th November | Düsseldorfer OSM-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 30th November | OSM Uganda Mapathon |
| 7th December | MapRoulette Community Meeting |
| 7th December | Stuttgarter Stammtisch (Online) | Stuttgart, Baden-Württemberg, Germany |
| 8th December | CASA talk: Ramya Ragupathy, Humanitarian OpenStreetMap Team |
| 13th December | OSM x Wikidata Taipei #35 | Huashan, Taipei, Taiwan |
| 14th December | MappingDC Mappy Hour | Washington, District of Columbia, United States |
| 14th December | East Midlands OSM Pub Meet-up : Derby | Derby, England, United Kingdom |
| 21st December | 146. Treffen des OSM-Stammtisches Bonn | Bonn, North Rhine-Westphalia, Germany |
| 21st December | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 29th December | Düsseldorfer OSM-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 8th February | MappingDC Mappy Hour | Washington, District of Columbia, United States |
| 9th–12th March | FOSSGIS 2022 | Marburg, Hesse, Germany |
| 1st–3rd April | State of the Map US 2022 | Tucson, Arizona, United States |
| 1st–3rd April | State of the Map US | Tucson, Arizona, United States |
| 12th April | MappingDC Mappy Hour | Washington, District of Columbia, United States |
| 14th June | MappingDC Mappy Hour | Washington, District of Columbia, United States |
| 9th August | MappingDC Mappy Hour | Washington, District of Columbia, United States |
| 11th October | MappingDC Mappy Hour | Washington, District of Columbia, United States |
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