Held annually since 1987. List of past and future meetings, compiled by Andrew Ranicki and Francis Clarke.

A bi-annual gathering of topologists from the Pacific Northwest and Southwestern Canada.

Held each May. Programmes and abstracts starting in 1997.

Conference organised every semester at George Washington University, DC, USA.

A topology seminar which has run since the middle 1960's, meeting Fall, Winter and Spring of each year. Traditionally, in each year, two of the meetings are in Chicago, and one is outside Chicago.

An annual event bringing together an international audience of researchers in general topology and related fields. Details of past and future meetings.

Held twice a year. Includes almost all universities and colleges in Texas, Arkansas, Louisiana, New Mexico, and Oklahoma. Since 1994, fall meetings have been national events, attracting participants from around the country.