| ATCC | American Type Culture Collection, USA, | ATCC search bacteria | |
| BCCM | Belgian Coordinated Collections of Microorganisms, Belgium | IHEM LMG MUCL | |
| BIOTECH | A new site to test: Biotechnology | ||
| CABRI | Common Access to Biological Resources and Information | ||
| CBS | Centraalbureau voor Schimmelcultures, Netherlands | CBS Search | |
| CCM | Czech Collection of Microorganisms, Czechoslovakia | ||
| CDC | Centers for Disease Control and Prevention, Atlanta, USA | ||
| CECT | Spanish Type Culture Collection | CGSC | E. coli Genetic Stock Center, New Haven, USA | CGSC Search |
| IP | Institute Pasteur, Paris, France - Collection de l'Institut Pasteur | CIP Search | |
| DIMDI | Deutsches Institut für Medizinische Dokumentation und Information | DIMDI free Search | |
| DSM | Deutsche Sammlung von Mikroorganismen und Zellkulturen GmbH, Germany | DSM Search | |
| J.P.Euzeby | List of Bacterial Names with Standing in Nomenclature, France | Search | |
| FCUG | Systematic Botany and Herbarium, Göteborg University, Sweden | FCUG Search | |
| IFO | Institute for fermentation, Osaka | ||
| IUMS | International Union of Microbiological Societies, UK | IXth Int. Cong. | |
| JCM | Japan Collection of Microorganisms | JCM Search | |
| NCBI | National Center for Biotechnology Information, USA | GenBank | Entrez Blast |
| Colindale | PHLS,Colindale,London,UK - National Collection of Type Cultures | NCTC Search | |
| NCYC | National Collection of Yeast Cultures | NCYC Search | |
| NRRL | USDA Agricultural Research Service Culture Collection, USA | NRRL Search | |
| RAF | The Swedish Reference Group for Antibiotics and its subcommittee on Methodology, Sweden | ||
| UKNCC | United Kingdom National Culture Collection: CABI, CCAP, ECACC, NCIMB, NCTC, NCPF, NCPPB, NCWRF, NCYC | Search facilities available | |
| UPSC | Culture Collection (Mycoteket) at Uppsala University, Sweden | UPSC Search | |
| VKM | Instituite of Biochemistry and physiology of Microorganisms, Pushchino, Russia | ||
| WDCM | World Data Center on Microorganisms, Japan | ||