March 11-13 - Paris. [At the Maison de la Recherche and ONLINE] XVII Coloquio internacional del CRICCAL (Centre de recherche interuniversitaire sur les champs culturels en Amérique latine International): El uso de los mapas (L'usage des cartes). Cartografiar en América latina (siglos XIX- XXI), Université Sorbonne Nouvelle – Paris 3, Maison de la Recherche.

March 25 [Online] - The Oxford Seminars in Cartography (TOSCA), conference on 'Women and maps', Deadline for Call for Papers: 15 February 2021 to: maps@bodleian.ox.ac.uk.

May 6-7 [Online - postponed from 24-26 September 2020] The 15th ICA Conference on “Digital Approaches to Cartographic Heritage” and the 22nd Conference of the Map & Geoinformation Curators Group, hosted by the Institute of Cartography and Geoinformatics, ELTE Eötvös Loránd University. Deadline for submissions: 7 March 2021.

July 4-9 - [Postponed to July 2022]. Bucharest, Romania. The 29th International Conference on the History of Cartography (ICHC), 'Conflict and Cartography', at the Aula Magna of the Central University Library "Carol I". Deadline for Call for Papers: 5 October 2020.

July 19-23 - Florence. [Postponed to 14-18 December 2021] The 30th International Cartographic Conference of the International Cartographic Association, at the Palazzo Congressi & Palazzo Affari.

July 19-23 - Foz do Iguaçu, Brazil. 57th International Congress of Americanists 'Historias de las cartografías de Regiones de frontera. Discursos y representaciones de espacios periféricos globales' Deadline for Call for Papers: 30 September 2020.

August 25-27 - Sydney. International conference: Mapping the Pacific, to celebrate the 250th anniversary of Cook’s discovery of the east coast of Australia. Hosted by the State Library of New South Wales in collaboration with the Australian and New Zealand Map Society, the Society for the History of Discoveries, and the International Map Collectors Society (whose 38th International Symposium this is). [Postponed from 7-9 September 2020.]

September 1-4 - Basel, Switzerland. 20. Kartographiehistorisches Colloquium, Kollegiengebäude der Universität. [This was postponed from September 2020. Since the programme had been nearly completed there will probably not be a new Call for Papers.]

September 17-18 - Winston-Salem, North Carolina. A conference: 'Cartography & Culture: Mapping the Early American South', with a focus on 'Mapping and Migration', at the Museum of Early Southern Decorative Arts.

September 30-October 2. [Online: postponed from 1-3 October 2020] Arlington, Texas. The second regional symposium of the ICA Commission on the History of Cartography: 'Coordinating Cartographic Collections'; the 12th Virginia Garrett Lectures; and the Fall meeting of the Texas Map Society.

September & October [Online or in a mixed format - postponed from June 2020]. Lisbon. International Workshop: 'On the Origin and Evolution of the Nautical Chart', at the Hydrographic Institute - the third Lisbon meeting dedicated to the History of Nautical Cartography. Organised by Medea-Chart.

October 11-14 - Brussels. 38th International Symposium of the International Map Collectors' Society (IMCoS): 'Mapping the World, the Belgian contribution', at the Royal Library. Hosted by the Royal Library of Belgium (KBR) and the Brussels Map Circle (BIMCC).

Octobeer 20-22 - Stanford, California. 3rd Barry Lawrence Ruderman Conference on Cartography, at the Rumsey Map Center, focusing on indigenous cartography.

December - [Online]. A workshop of the ICA Commission on the History of Cartography (prior to the ICA Conference), 'Mapping the Ottoman Realm' [replacing the postponed Istanbul symposium from April 2020]

December 14-18 - Florence. [Postponed from 19-23 July 2021] The 30th International Cartographic Conference of the International Cartographic Association, at the Palazzo Congressi & Palazzo Affari.

http://www.univ-paris3.fr/xvii-colloque-international-du-criccal-l-usage-des-cartes-cartographier-en-amerique-latine-618286.kjsp  

July - [Postponed from July 2021]. Bucharest, Romania. The 29th International Conference on the History of Cartography (ICHC), 'Conflict and Cartography', at the Aula Magna of the Central University Library "Carol I".

October - Arlington, Texas. International Symposium of the International Map Collectors' Society (IMCoS)

August 13-18 - Cape Town. The 19th General Assembly and the 31st International Cartographic Conference of the International Cartographic Association.

Autumn. Helsinki. International Symposium of the International Map Collectors' Society (IMCoS)

Those who organise conferences, seminars or symposiums are advised to post details to:-

AllConferences.com

AttendConferences

Calenda (a French site for the social sciences run by Revues.org, but including events outside France as well)

Conference Alerts: Academic Conferences Worldwide

Gateway for Historical Geographical-Information-Systems (GIS) in history, for Historical Cartography and for Historical Geography (his-GIS.net)

Transnational, Cross-regional and Global Connections (a German site which, inter alia, posts conference 'Announcements'; it is related to H-Soz-u-Kult and Clio-Online)

H-Maps

H-Net announcement. See also the H-Net Discussion Logs Search (which can be searched for all or specific lists, and for a range of dates)

H-Net 'call for papers'

H-Soz-u-Kult. 'Termine' [deadlines] (a German calendar site)

Maps-L

PapersInvited ('World's largest listing of Calls for Papers')

ResearchBib.Com ('Research Events' - managed from Tokyo)

If you need to select a date and day of the week some years ahead, consult one of the online perpetual calendars, such as Calendar Date (just adjust the year).

Other ways of publicising a conference:

• Internet discussion lists and forums
• Journals and Newsletters
• Map societies
• Weblogs