Cal GIS: This annual conference is held in California every February.
Digital Earth 2003: Information Resources for Global Sustainability Symposium 21.-25.9 2003, Brno, Czech Republic.
ESRI User Conference 2001: (July 9 - 13, 2001) Held annually in San Diego, California, this is the biggest GIS conference with over 9,000 people in attendance last year.
GeoS 2005: International conference on Geospatial Semantics. Forum for the exchange of research results related to the facets of modeling and processing geospatial semantics. Conference proceedings will be published as a volume in Springer's LNCS series.
GeoSpatial World: (June 18-21, 2001) Intergraph's Geospatial User's Group Conference to be held in Atlanta, Georgia.
GIS Cafe Events Calendar: Calendar of GIS related events and conference organized by the GIS Cafe.
GIS Day: Event that formalizes the practice of GIS users and vendors of opening their doors to schools, businesses, and the general public to showcase real-world applications.
GIS Lounge Conference Listings: Listings of GIS conferences arranged by month.
GIS Research UK: (April 18-20, 2001) Hosted at the University of Glamorgan in Wales, this conference focuses on the use of GIS in British academia.
Map India 2001: (4-6 February, 2001) This 4th annual conference covers all aspects of GIS including remote sensing, GPS and aerial photography.
TUGIS 2005, the 18th Annual GIS Conference: The Center for Geographic Information Sciences at Towson University in Baltimore, Maryland. Mapping the Human Landscape: GIS for Public Health, Safety, and Social Services Applications.
UbiGIS 2004: First international workshop on Ubiquitous GIS in conjunction with International Conference on Geoinformatics.