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 Posts11 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, 2021Best serviced and virtual offices in IstanbulSeptember 4, 2017