Hellenic Gas Transmission System Operator S.A.
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    Hellenic Gas Transmission System Operator S.A.
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                  ACCESS
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                  Contact
                  • DESFA Head Office
                  • 357 -359 Mesogeion Av.
                  • 152 31 Chalandri
                  • Tel: +30 213 0884000
                  • Fax: +30 210 6749504
                  • Email: desfa@desfa.gr
                  Εmergency Call
                  Εmergency Call
                  8001122222 (+30) 2105551666
                  Links
                  • Ministry Of Environment & Energy
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