American Computer Museum - Computer history and information age exhibits. Photographs of some of the current collections, including personal computers, calculators, the first minicomputer (which weighed 250 lbs), and the influence of the information age on the expansion of the West.
The As-Yet-Unnamed PC Museum - Collection of Personal Computers, including several rarities and prototypes. Specialising in Atari, Apple, Commodore & Microbee.
The Atari Historical Society - Collection of all things Atari. Includes video clips of advertisements, technical documents, prototypes, and general machine information.
Compuseum - Devoted to the history of computers, communications and the Internet.
Computer Museum @ Bletchley Park - Hands on exhibition of computing technology from Colossus to the present day on the site where the first computers were used to break the enigma code, Bletchley Park
Computer Museum .it - Based on a personal collection of computers, with an archive of 1000 tech tables, old computer advertisements and history pages.
The Computer Museum of America - San Diego museum whose mission is to preserve the major milestones in the development of the computer industry and to chronicle these milestones for the enrichment and education of all.
The Home Computer Museum (HCM) - Extensive personal collection of most European and International Home Computers complete with excellent photography.
The Machine Room - Information on numerous old computers. Includes pictures, descriptions, technical details, trivia, links, and information for collectors.
The MSX Museum Box - More than 175 pictures of different MSX computer systems (with descriptions)manufactured between 1983 and 1991.
Nostalgia Museum - Aims to preserve the culture of computers and consoles that for market reasons have become obsolete.
The Obsolete Computer Museum - Visit my collection of personal computers from 1976 to the present. On display is Apple II, IIe, Apple III, Mac SE/30, Mac Classic II and TRS-80 to name a few. Also the homebrew EDCAM.
Old-Computers.com - Includes computer descriptions, magazine, forums, links, quiz, scans, and a collectors database.
The Secret Weapons of Commodore - Prototype and rarities of the CBM / Commodore lines of machines. Informative chronological site on all things Commodore.
Silicium - A French organization which collects old computers, repairs them and then regularly organizes exhibitions.
The Virtual Museum of Computing (VMoC) - Links to on-line resources concerning the history of computing around the world, including pioneers of the field such as Alan Turing.