| 13 October | South Bay Map Night | San Jose, California, United States |
| 14 October | Microsoft ASE GIVE 2026 - Missing Maps |
| 14 October | 🏴 North Wales Mapathon Gogledd Cymru 🏴 | Bethesda, Wales, United Kingdom |
| 14 October | Assemblea d'OpenStreetMap Català | Barcelona, Catalonia, Spain |
| 15 October | FOSS4G Belgium | Brussels, Belgium |
| 16 October | OSMF Engineering Working Group meeting |
| 16 October | Potsdamer Mappertreffen | Potsdam, Brandenburg, Germany |
| 17 October | Encuentro OSM Argentina 2026 | Pergamino, Buenos Aires, Argentina |
| 17 October | Atelier OpenStreetMap Metz | Metz, Grand Est, France |
| 17 October | OSM Pune Mapping Party No.02 | Pune, Maharashtra, India |
| 19 October | Maptime Ghent | Ghent, East Flanders, Belgium |
| 20 October | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 20 October | Réunion du groupe local de Lyon | Lyon, Auvergne-Rhône-Alpes, France |
| 20 October | OSM-Stammtisch Chemnitz | Chemnitz, Saxony, Germany |
| 20 October | 205. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 20 October | Edinburgh Social | City of Edinburgh, Scotland, United Kingdom |
| 20 October | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 21 October | Réunion du groupe local de Vienne | Vienne, Auvergne-Rhône-Alpes, France |
| 21 October | Formazione Wikimedia Italia - OpenStreetMap: modifica tramite sito e tramite app |
| 21 October | Stammtisch Karlsruhe | Karlsruhe, Baden-Württemberg, Germany |
| 21 October | OSM US Mappy Hour: Mapping Accessible Trails |
| 22 October | Training on OpenStreetMap (OSM Pakistan) | Chak Shahzad, Islamabad Capital Territory, Pakistan |
| 22 October | EarthPV: Mapping Photovoltaics | Berlin, Germany |
| 24–25 October | Kochi Mapping Party 2026 | Ernakulam, Kerala, India |
| 24 October | Linux Day 2026 a Bologna | San Nicolò di Villola, Bologna, Emilia-Romagna, Italy |
| 24–25 October | OSM Hackweekend Berlin-Brandenburg 10/2026 | Berlin, Germany |
| 25 October | Mapping meetup in Uppsala | Uppsala, Sweden |
| 25 October | OSM Delhi NCR Mapping Party No.33 (Noida) | Hazipur, Noida, Uttar Pradesh, India |
| 26 October | a11y-Score: ein OSM-Barrierefreiheitswerkzeug |
| 26 October | CartONG : Mapathons en ligne 2026-2027 |
| 26 October | Formazione Wikimedia Italia - OpenStreetMap: tasking manager |
| 26 October | Bremer Mappertreffen | Bremen, Bremen, Germany |
| 26 October | Rhein-Neckar OSM Treffen | Heidelberg, Baden-Württemberg, Germany |
| 27–29 October | State of the Map Latam 2026 | Mexico City, Mexico City, Mexico |
| 27 October | Pravidelný Missing Maps CZ-SK online Mapathon |
| 27 October | 80. Wiener OSM-Stammtisch | Vienna, Austria |
| 27 October | East Midlands pub meet-up | Derby, England, United Kingdom |
| 28 October | Würzburger OSM-Treffen | Würzburg, Bavaria, Germany |
| 28 October | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 30 October | 20. Mapathon & Mapping Party Rapperswil 2026 | Rapperswil, Rapperswil-Jona, St. Gallen, Switzerland |
| 31 October | Linux Day 2026 in Pesaro | Pesaro, Marche, Italy |
| 2 November | Stammtisch | Hanover, Lower Saxony, Germany |
| 3 November | Berner OpenStreetMap-Znacht | Bern, Bern, Switzerland |
| 3 November | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 4 November | Stuttgarter OpenStreetMap-Treffen | Stuttgart, Baden-Württemberg, Germany |
| 5 November | Rencontre mensuelle des contributeurs Paris sud | Montrouge, Ile-de-France, France |
| 6 November | Angers Rencontre mensuelle OpenStreetMap | Angers, Pays de la Loire, France |
| 7 November | Maker Days Salzburg | Salzburg, Salzburg, Austria |
| 7 November | Mapathon @ Angera | Angera, Lombardy, Italy |
| 7 November | OSM India - Monthly Online Mapathon | New Delhi, India |
| 8 November | OSMmapperCPH | Copenhagen, Capital Region of Denmark, Denmark |
| 8 November | OSM Delhi Mapping Party No.34 (South Zone) | New Delhi, India |
| 9 November | CartONG : Mapathons en ligne 2026-2027 |
| 9 November | OpenStreetMap x Wikidata Taipei #94 | Chengnei, Taipei, Taiwan |
| 10 November | OSM Utah Monthly Map Night | Salt Lake City, Utah, United States |
| 10 November | Hamburger Mappertreffen | Hamburg, Germany |
| 10 November | OSM-Stammtisch Ulm/Neu-Ulm | Neu-Ulm, Bavaria, Germany |
| 11 November | iD Community Chat |
| 11 November | Münchner OSM-Treffen | Munich, Bavaria, Germany |
| 14–15 November | State of the Map Kerala (SoTM Kerala) | Ettumanoor, Kerala, India |
| 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 | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 19 November | GeoWeek Luxembourg Mapathon [FR/EN] - Hybrid |
| 19 November | Meetup in Gent | Ghent, East Flanders, Belgium |
| 21 November | Atelier OpenStreetMap Metz | Metz, Grand Est, France |
| 22 November | 1. OSM Stammtisch Fulda | Fulda, Hesse, Germany |
| 23 November | CartONG : Mapathons en ligne 2026-2027 |
| 24 November | Pravidelný Missing Maps CZ-SK online Mapathon |
| 24 November | OSM-Verkehrswende #80 | Berlin, Germany |
| 25 November | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 25 November | Rhein-Neckar OSM Treffen | Mannheim, Baden-Württemberg, Germany |
| 25 November | OSM-Treffen Freiburg/Brsg. | Freiburg im Breisgau, Baden-Württemberg, Germany |
| 1 December | OSM-Treffpunkt | Salzburg, Salzburg, Austria |
| 1 December | Missing Maps London Mapathon Beginner Friendly (with Training) (Online) [eng] |
| 2 December | Stuttgarter OpenStreetMap-Treffen | Stuttgart, Baden-Württemberg, Germany |
| 3 December | Angers : Rencontre mensuelle OpenStreetMap | Angers, Pays de la Loire, France |
| 3 December | Rencontre mensuelle des contributeurs Paris sud | Montrouge, Ile-de-France, France |
| 5 December | OSM India - Monthly Online Mapathon | New Delhi, India |
| 7 December | OpenStreetMap x Wikidata Taipei #95 | Chengnei, Taipei, Taiwan |
| 8 December | Hamburger Mappertreffen | Hamburg, Germany |
| 8 December | OSM-Stammtisch Ulm/Neu-Ulm | Neu-Ulm, Bavaria, Germany |
| 9 December | 23. Österreichischer OSM-Stammtisch (online) | Stainach-Pürgg, Styria, Austria |
| 10 December | Münchner OSM-Treffen | Munich, Bavaria, Germany |
| 13 December | OSM Delhi Mapping Party No.35 (Outside Delhi) | New Delhi, India |
| 13 December | Essen OSM-Treffen | Essen, North Rhine-Westphalia, Germany |
| 14 December | CartONG : Mapathons en ligne 2026-2027 |
| 15 December | Missing Maps London Mid-Month for Advanced Mappers (no training provided) (Online) [eng] |
| 15 December | Réunion du groupe local de Lyon | Lyon, Auvergne-Rhône-Alpes, France |
| 15 December | OSM-Stammtisch Chemnitz | Chemnitz, Saxony, Germany |
| 15 December | 207. OSM-Stammtisch Bonn | Bonn, North Rhine-Westphalia, Germany |
| 15 December | Lüneburger Mappertreffen (online) | Lüneburg, Lower Saxony, Germany |
| 18 December | Düsseldorfer OpenStreetMap-Treffen (online) | Dusseldorf, North Rhine-Westphalia, Germany |
| 11 January | CartONG : Mapathons en ligne 2026-2027 |
| 25 January | CartONG : Mapathons en ligne 2026-2027 |
| 25 January | Rhein-Neckar OSM Treffen | Heidelberg, Baden-Württemberg, Germany |
| 26 January | OSM-Verkehrswende #81 | Berlin, Germany |
| 8 February | CartONG : Mapathons en ligne 2026-2027 |
| 22 February | CartONG : Mapathons en ligne 2026-2027 |
| 8 March | CartONG : Mapathons en ligne 2026-2027 |
| 22 March | CartONG : Mapathons en ligne 2026-2027 |
| 29 March | Rhein-Neckar OSM Treffen | Heidelberg, Baden-Württemberg, Germany |
| 12 April | CartONG : Mapathons en ligne 2026-2027 |
| 26 April | CartONG : Mapathons en ligne 2026-2027 |
| 10 May | CartONG : Mapathons en ligne 2026-2027 |
| 24 May | CartONG : Mapathons en ligne 2026-2027 |
| 31 May | Rhein-Neckar OSM Treffen | Heidelberg, Baden-Württemberg, Germany |
| 14 June | CartONG : Mapathons en ligne 2026-2027 |
| 28 June | CartONG : Mapathons en ligne 2026-2027 |
| 26 July | Rhein-Neckar OSM Treffen | Heidelberg, Baden-Württemberg, Germany |
| 27 September | Rhein-Neckar OSM Treffen | Heidelberg, Baden-Württemberg, Germany |
| 29 November | Rhein-Neckar OSM Treffen | Heidelberg, Baden-Württemberg, Germany |
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