Sep42017UsefulThe Istanbul metro network at the moment has nine lines named M6, M4, M3, M2, M1a, M1b, F1, F2 and Marmaray. Share this post Share on FacebookShare on Facebook TweetShare on Twitter Pin itShare on Pinterest Share on LinkedInShare on LinkedIn Share on WhatsAppShare on WhatsAppPost navigationPreviousPrevious post:Best serviced and virtual offices in IstanbulNextNext post:Top business hotels of Istanbul on the main metro lineRelated PostsWhat Can You Do When Your Luggage is Overweight or Oversized at Istanbul Airport?April 11, 2023How can I spend time at Istanbul Airport during my transit or layover?January 8, 202311 Best Fun things to do in AntalyaDecember 26, 2021The 5 most charming small villages near to IstanbulDecember 13, 20215 insta-worthy Istanbul Rooftops to try this autumnAugust 25, 2021Banks and currency in TurkeySeptember 4, 2017