You can easily obtain station code GPK using railway station code locator by www.railwaystationcodes.com. GPK station code belongs to Gopalapatnam Ca, Waltair, East Coast Railway. Just select the desired zone, division and station name, and you will get the related station code within seconds. Here you wanted to know the station code of Gopalapatnam Ca, Waltair, East Coast Railway. Similar to this, you can find the station codes for all railway stations of India.