Information is occupying a central place in our daily life as a vector of prosperity and development that must be accessible to all especially to decision makers, technicians, researchers and academics. Information technologies and data networks are playing an essential role in the phenomenal development of our temporal cultural and social environment. Data access and exchange, information servers and databases, computer processing and automation became the basis of our daily occupations. Tunisia, Algeria and Morocco are three countries situated in the Maghreb region on the Northern part of Africa. These three countries are very close geographically to Europe which accelerated their technological progress. This paper will give an overview of efforts being made by these three countries to establish national networking facilities and international connectivity. Existing telecommunication infrastructure, research and academic networks, infostructure and regional networking activities in each of these countries will be described and discussed.