You can easily obtain station code GMGM using railway station code locator by www.railwaystationcodes.com. GMGM station code belongs to Gomangalam, Madurai Jn, Southern 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 Gomangalam, Madurai Jn, Southern Railway. Similar to this, you can find the station codes for all railway stations of India.