Pietermaritzburg, South Africa: Natal Museum: http://www.nmsa.org.za Collections in Asia
Novosibirsk, Russia: Siberian Zoological Museum: http://szmn.sbras.ru/Insecta/Diptera.htm Collections in the Australian region
Brisbane, Australia: Families of Diptera in the University of Queensland Insect Collection: http://152.98.200.7/ento/museum/diptera/diptera.html 
Auckland, New Zealand: primary type specimens in the New Zealand Arthropod Collection (NZAC): Diptera: http://www.landcareresearch.co.nz/research/biodiversity/ invertebratesprog/nzac/dipt_intro.asp Collections in Europe
København, Denmark: Zoological Museum, University of Copenhagen: Diptera collections: http://www.zmuc.dk/EntoWeb/collections-databaser/Diptera/dipterasites.htm 
München, Germany: Zoologische Staatssammlung München - Diptera Sammlung: http://www.zsm.mwn.de/dip/collection.htm 
Lund, Sweden: Museum of Zoology, University of Lund: Diptera collection: http://www.biomus.lu.se/zoomus/ZooDoc/VetSam/ZooEnt/OrdDip/FamDip.html 
Stockholm, Sweden: Swedish Museum of Natural History: Diptera collection: http://www2.nrm.se/en/diptera.html 
Vienna, Austria: Naturhistorische Museum: Diptera collection: http://www.nhm-wien.ac.at/NHM/2Zoo/diptera/diptera.html Collections in North America
San Francisco, California: California Academy of Sciences, primary type collection holdings: Diptera: http://www.calacademy.org/research/entomology/types/diptfam.htm 
Honolulu, Hawaii: Bishom Museum, Holdings of the Entomology Collection: Diptera (flies): http://www.bishopmuseum.org/bishop/ento/ento4.html 
Madison, Wisconsin: University of Wisconsin, Entomology, Insect Research Collection: Diptera: http://www.entomology.wisc.edu/irc/diptera.html