| 10. November | OSM Utah Monthly Map Night | Salt Lake City, Utah, United States |
| 10. November | South Bay Map Night | San Jose, California, United States |
| 11. November | iD Community Chat |
| 11. November | 192. OSM-Stammtisch Zürich | Zurich, Zurich, Switzerland |
| 11. November | Münchner OSM-Treffen | Munich, Bavaria, Germany |
| 11. November | OSM US Mappy Hour: Mapping Route 66 Past & Present |
| 11. November | Mapping Route 66 Past & Present | Williams, Arizona, United States |
| 12. November | [Online] OpenStreetMap Foundation board of Directors - public videomeeting |
| 12. November | Olomoucký listopadový mapathon | Olomouc, Czechia |
| 12. November | 221. OSM-Stammtisch Berlin-Brandenburg | Berlin, Germany |
| 12. November | [Tours] Rencontre locale de novembre 2026 | Tours, Centre-Val de Loire, France |
| 12. November | OSM-Treffen Bochum | Bochum, North Rhine-Westphalia, Germany |
| 14.–15. November | State of the Map Kerala (SoTM Kerala) | Ettumanoor, Kerala, India |
| 14. November | OpenStreetMap Ireland AGM - 2026 | Dublin, Ireland |
| 15. November | OpenStreetMap İstanbul Mapathon | Kadıköy, Turkey |
| 15. November | OSM Delhi Mapping Party No.34 (South Zone) | New Delhi, Delhi, India |
| 16. November | Rencontre Mapadour | Ondres, Nouvelle-Aquitaine, France |
| 16. November | Introduction to OpenStreetMap | Milan, Italy |
| 16. November | CartONG : Mapathons en ligne 2026-2027 |
| 17. November | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 17. November | Réunion du groupe local de Lyon | Lyon, Auvergne-Rhône-Alpes, France |
| 17. November | OSM-Stammtisch Chemnitz | Chemnitz, Saxony, Germany |
| 17. November | 206. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 17. November | FOSSGIS AG OSM und Outdoor | Berlin, Germany |
| 17. November | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 18. November | Mott MacDonald GIS Day Mapathon [18/10/2026] | Sunderland, England, United Kingdom |
| 18. November | Pegasus Group Mapathon Charity Day | Manchester, England, United Kingdom |
| 18. November | Eugene Bike Infrastructure Mapathon | Eugene, Oregon, United States |
| 18. November | Cal Poly Humboldt GIS Day Mapathon | Arcata, California, United States |
| 18. November | Tetra Tech Ireland GIS Day Mapathon | Dún Laoghaire, Ireland |
| 18. November | Internationale GeoWeek - Online Mapathon ÄRZTE OHNE GRENZEN (AT/CH/DE) |
| 18. November | Stammtisch Karlsruhe | Karlsruhe, Baden-Württemberg, Germany |
| 19. November | Pražský GeoWeek mapathon s Lékaři bez hranic | Prague, Czechia |
| 19. November | GeoWeek Luxembourg Mapathon [FR/EN] - Hybrid |
| 19. November | Meetup in Gent | Ghent, East Flanders, Belgium |
| 20. November | OSMF Engineering Working Group meeting |
| 20. November | Friends of MSF Leicester Mapathon | Leicester, England, United Kingdom |
| 21. November | Atelier OpenStreetMap Metz | Metz, Grand Est, France |
| 21. November | OSM Suomi 2026 | Espoo, Uusimaa, Finland |
| 22. November | 1. OSM Stammtisch Fulda | Fulda, Hesse, Germany |
| 23. November | CartONG : Mapathons en ligne 2026-2027 |
| 23. November | Listopadový brněnský Missing Maps Mapathon na Ústavu botaniky a zoologie | Brno, South Moravian Region, Czechia |
| 23. November | Mapwyr Cymru: Mapathon Gogledd Cymru #2 🏴 | Llanfairfechan, Wales, United Kingdom |
| 23. November | Bremer Mappertreffen | Bremen, Bremen, Germany |
| 24. November | Unibo Mapathon 2026-11 | Bologna, Emilia-Romagna, Italy |
| 24. November | Pravidelný Missing Maps CZ-SK online Mapathon |
| 24. November | South Bay Map Night | San Jose, California, United States |
| 24. November | East Midlands pub meet-up | Derby, England, United Kingdom |
| 24. November | OSM-Verkehrswende #80 | Berlin, Germany |
| 25. November | Réunion du groupe local de Nancy | Vandœuvre-lès-Nancy, Great East, France |
| 25. November | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 25. November | Rhein-Neckar OSM Treffen | Mannheim, Baden-Württemberg, Germany |
| 25. November | Würzburger OSM-Treffen | Würzburg, Bavaria, Germany |
| 25. November | OSM-Treffen Freiburg/Brsg. | Freiburg im Breisgau, Baden-Württemberg, Germany |
| 30. November | CartONG : Mapathons en ligne 2026-2027 |
| 1. Dezember | OSM-Treffpunkt | Salzburg, Salzburg, Austria |
| 1. Dezember | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 2. Dezember | Maptime Amsterdam: Map & Meet | Amsterdam, North Holland, Netherlands |
| 2. Dezember | Stammtisch | Hanover, Lower Saxony, Germany |
| 2. Dezember | Stuttgarter OpenStreetMap-Treffen | Stuttgart, Baden-Württemberg, Germany |
| 3. Dezember | Angers : Rencontre mensuelle OpenStreetMap | Angers, Pays de la Loire, France |
| 3. Dezember | Rencontre mensuelle des contributeurs Paris sud | Montrouge, Ile-de-France, France |
| 5. Dezember | OpenStreetMap Térképész-workshop | Budapest, Hungary |
| 5. Dezember | OSM India - Monthly Online Mapathon | New Delhi, India |
| 7. Dezember | OpenStreetMap x Wikidata Taipei #95 | Station Front, Taipei, Taiwan |
| 8. Dezember | South Bay Map Night | San Jose, California, United States |
| 8. Dezember | Hamburger Mappertreffen | Hamburg, Germany |
| 8. Dezember | OSM-Stammtisch Ulm/Neu-Ulm | Neu-Ulm, Bavaria, Germany |
| 9. Dezember | 23. Österreichischer OSM-Stammtisch (online) | Stainach-Pürgg, Styria, Austria |
| 10. Dezember | Münchner OSM-Treffen | Munich, Bavaria, Germany |
| 10. Dezember | OSM-Treffen Bochum | Bochum, North Rhine-Westphalia, Germany |
| 11. Dezember | 193. OSM-Stammtisch Zürich | Zurich, Zurich, Switzerland |
| 13. Dezember | OSMmapperCPH | Copenhagen, Capital Region of Denmark, Denmark |
| 13. Dezember | OSM Delhi Mapping Party No.35 (Outside Delhi) | New Delhi, India |
| 13. Dezember | Essen OSM-Treffen | Essen, North Rhine-Westphalia, Germany |
| 14. Dezember | CartONG : Mapathons en ligne 2026-2027 |
| 15. Dezember | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 15. Dezember | Réunion du groupe local de Lyon | Lyon, Auvergne-Rhône-Alpes, France |
| 15. Dezember | 207. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 15. Dezember | OSM-Stammtisch Chemnitz | Chemnitz, Saxony, Germany |
| 15. Dezember | East Midlands pub meet-up | Derby, England, United Kingdom |
| 15. Dezember | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 18. Dezember | Potsdamer Mappertreffen | Potsdam, Brandenburg, Germany |
| 18. Dezember | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 21. Dezember | CartONG : Mapathons en ligne 2026-2027 |
| 22. Dezember | South Bay Map Night | San Jose, California, United States |
| 5. Januar | OSM-Community-Treffen Münster | Münster, North Rhine-Westphalia, Germany |
| 5. Januar | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 11. Januar | CartONG : Mapathons en ligne 2026-2027 |
| 11. Januar | OpenStreetMap x Wikidata Taipei #96 | Chengnei, Taipei, Taiwan |
| 12. Januar | Hamburger Mappertreffen | Hamburg, Germany |
| 13. Januar | Stuttgarter OpenStreetMap-Treffen | Stuttgart, Baden-Württemberg, Germany |
| 18. Januar | CartONG : Mapathons en ligne 2026-2027 |
| 19. Januar | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 25. Januar | CartONG : Mapathons en ligne 2026-2027 |
| 25. Januar | Rhein-Neckar OSM Treffen | Heidelberg, Baden-Württemberg, Germany |
| 26. Januar | OSM-Verkehrswende #81 | Berlin, Germany |
| 29.–30. Januar | Mapping USA 2027 |
| 1. Februar | CartONG : Mapathons en ligne 2026-2027 |
| 2. Februar | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 8. Februar | CartONG : Mapathons en ligne 2026-2027 |
| 9. Februar | Hamburger Mappertreffen | Hamburg, Germany |
| 13.–14. Februar | Karlsruhe Hack Weekend February 2027 | Karlsruhe, Baden-Württemberg, Germany |
| 15. Februar | CartONG : Mapathons en ligne 2026-2027 |
| 15. Februar | OpenStreetMap x Wikidata Taipei #97 | Chengnei, Taipei, Taiwan |
| 16. Februar | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 22. Februar | CartONG : Mapathons en ligne 2026-2027 |
| 1. März | CartONG : Mapathons en ligne 2026-2027 |
| 2. März | OSM-Community-Treffen Münster | Münster, North Rhine-Westphalia, Germany |
| 2. März | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 6.–7. März | FOSSGIS 2027: Mapping-Party | Heidelberg, Baden-Württemberg, Germany |
| 8. März | CartONG : Mapathons en ligne 2026-2027 |
| 8. März | OpenStreetMap x Wikidata Taipei #98 | Chengnei, Taipei, Taiwan |
| 9.–12. März | FOSSGIS 2027 | Heidelberg, Baden-Württemberg, Germany |
| 13. März | FOSSGIS 2027: OSM-Samstag | Heidelberg, Baden-Württemberg, Germany |
| 15. März | CartONG : Mapathons en ligne 2026-2027 |
| 16. März | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 22. März | CartONG : Mapathons en ligne 2026-2027 |
| 29. März | Rhein-Neckar OSM Treffen | Heidelberg, Baden-Württemberg, Germany |
| 6. April | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 12. April | CartONG : Mapathons en ligne 2026-2027 |
| 12. April | OpenStreetMap x Wikidata Taipei #99 | Chengnei, Taipei, Taiwan |
| 16.–17. April | Q2 DataRide 2027 | Mannheim, Baden-Württemberg, Germany |
| 19. April | CartONG : Mapathons en ligne 2026-2027 |
| 20. April | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 26. April | CartONG : Mapathons en ligne 2026-2027 |
| 3. Mai | CartONG : Mapathons en ligne 2026-2027 |
| 4. Mai | OSM-Community-Treffen Münster | Münster, North Rhine-Westphalia, Germany |
| 4. Mai | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 10. Mai | CartONG : Mapathons en ligne 2026-2027 |
| 10. Mai | OpenStreetMap x Wikidata Taipei #100 | Chengnei, Taipei, Taiwan |
| 18. Mai | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 24. Mai | CartONG : Mapathons en ligne 2026-2027 |
| 31. Mai | CartONG : Mapathons en ligne 2026-2027 |
| 31. Mai | Rhein-Neckar OSM Treffen | Heidelberg, Baden-Württemberg, Germany |
| 1. Juni | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 14. Juni | CartONG : Mapathons en ligne 2026-2027 |
| 14. Juni | OpenStreetMap x Wikidata Taipei #101 | Chengnei, Taipei, Taiwan |
| 15. Juni | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 21. Juni | CartONG : Mapathons en ligne 2026-2027 |
| 28. Juni | CartONG : Mapathons en ligne 2026-2027 |
| 6. Juli | OSM-Community-Treffen Münster | Münster, North Rhine-Westphalia, Germany |
| 6. Juli | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 12. Juli | OpenStreetMap x Wikidata Taipei #102 | Chengnei, Taipei, Taiwan |
| 20. Juli | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 26. Juli | Rhein-Neckar OSM Treffen | Heidelberg, Baden-Württemberg, Germany |
| 3. August | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 9. August | OpenStreetMap x Wikidata Taipei #103 | Chengnei, Taipei, Taiwan |
| 17. August | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 6. September | OpenStreetMap x Wikidata Taipei #104 | Chengnei, Taipei, Taiwan |
| 7. September | OSM-Community-Treffen Münster | Münster, North Rhine-Westphalia, Germany |
| 7. September | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 21. September | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 27. September | Rhein-Neckar OSM Treffen | Heidelberg, Baden-Württemberg, Germany |
| 4. Oktober | OpenStreetMap x Wikidata Taipei #105 | Chengnei, Taipei, Taiwan |
| 5. Oktober | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 19. Oktober | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 2. November | OSM-Community-Treffen Münster | Münster, North Rhine-Westphalia, Germany |
| 2. November | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 8. November | OpenStreetMap x Wikidata Taipei #106 | Chengnei, Taipei, Taiwan |
| 16. November | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 29. November | Rhein-Neckar OSM Treffen | Heidelberg, Baden-Württemberg, Germany |
| 6. Dezember | OpenStreetMap x Wikidata Taipei #107 | Chengnei, Taipei, Taiwan |
| 7. Dezember | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 21. Dezember | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |