- A Guide to Names and Naming Practices (2006)
- Medieval Names Archive (ostensibly a guide to naming for historical researchers and creative writers, but contains many original articles and a guide to which sites to avoid; has some sub-pages separately indexed here)
- NIO – Netzwerk Interferenz-Onomastik – Network for Intercultural Onomastics
- Alles over voornamen
- United Nations Group of Experts on Geographical Names (UNGEGN)
- UNGEGN-ICA webcourse on toponymy
