According to Alexa, following are top 100 sites in Pakistan based on number of visits. In addition to general trend (almost common in all countries) regarding search portals, social networking and file sharing sites, Pakistan specific sites (indicated in red) reside in the areas of News, telecom, entertainment and jobs. We are hopeful that this information can be useful for any one who is interested in generating web contents for Pakistanis, particularly bloggers.
Search portals
yahoo, google, msn, wickipedia, ask, amazon, aol, answers, ezinearticles, ebay
Social Networking
facebook, blogger,orkut, wordpress, perfspot, tagged, myspace, hi5
File Sharing
youtube, rapidshare. metacafe, flickr, photobucket. mininova, cnet, imagevenue, thepiratebay, yourfilehost, torrentz, dailymotion, imageshack, easy-share, ziddu, 4shared, brothersoft, isohunt, Depositfiles
News
BBC, jang, geo, express, about, urdupoint, dawn
Sports
cricinfo
Telecom
wateen, gsmarena, Zedge.net, warid, gsmhosting, Connect.net.pk, ptcl.com.pk
Entertainment
imdb, songs.pk, apniisp, hamariweb, bollywoodhangama, dodear, santabanta, funmaza, gamespot
Jobs
rozee, brightspyre
Others
adobe, pakwheels, vu.edu.pk, forexpk, geocities, few porn sites
Long Live Pakistan 
thanks for the information