Pak Affairs McqsLargest, Longest and Smallest in PakistanMost Repeated McqsPakistan Affairs McqsLongest route of Pakistan Railway isA. Karachi to Lahore B. Karachi to Peshawar C. Peshawar to Gwadar D. Karachi to Sargodha Show AnswerHide Answer B. Karachi to Peshawar