With regards to important role of universities’ websites, this article aimed to study top universities of the Islamic countries using webometrics methods. Research data were extracted from AltaVista search engine and WEBOMETRICS website. In this study, top universities of the Islamic countries were ranked with some indexes such as number of links, web impact factor, world rank, size, visibility, rich files and scholar. Results showed that there was a significant relation between web impact factor with some indicators such as world rank, size, rich files and scholar, but there was not any significant relation between web impact factor and visibility of the website. Strong significant correlation between top universities of the Islamic world countries websites’ world rank and their ranks based on GDP was another result that we can mention in this study.