| A.N.E. Kalymnou (KS) KALYMNOS, DODEKANISSOS, GREECE |   |
| Aegean Flying Dolphins (FD) PIRAEUS, ATTIKI, GREECE | |
| Aegean Speed Lines (H.Q.) (ES) GLYFADA, ATTIKI, GREECE | |
| Aegeon Pelagos Sea Lines (EP) CHANIA, CRETE, GREECE | |
| Aeolis Lines (EO) AGIOS EFSTRATIOS, NORTH AEGEAN, GREECE | |
| Agioreitikes Grammes (H.Q.) (OD) IERISSOS, HALKIDIKI, GREECE | |
| Alko Ferries (AK) PIRAEUS, ATTIKI, GREECE | |
| Alpha Lines (AP) PIRAEUS, ATTIKI, GREECE | |
| Ammouliani Lines (AL) AMMOULIANI, HALKIDIKI, GREECE | |
| Anek-Superfast Joint Venture (AU) KALLITHEA, ATTIKI, GREECE | |
| ANEM S.A. (K2) MASTICHARI, KOS, GREECE | |
| ANENDYK Maritime S.A. (H.Q.) (AY) SOUDA, CHANIA, GREECE | |
| ANES Ferries (H.Q.) (SY) RHODES, DODEKANISSOS, GREECE | |
| ANETH-Thassos Shipping S.A. (H.Q.) (K1) THASSOS, MAKEDONIA EAST & THRACE, GREECE | |
| Antiparos-Paros Lines (PA) ANTIPAROS, KYKLADES, GREECE | |
| Arkitsa-Edipsos Lines (H.Q.) (AO) EDIPSOS, EVIA, GREECE | |
| Aspiotis Lines (PI) KONTOKALI, CORFU, GREECE | |
| Avlemon Shipping Company (AV) NAFPAKTOS, ETOLOAKARNANIA, GREECE | |
| Blue Gem MC (MN) KIMOLOS, KYKLADES, GREECE | |
| Blue Star Ferries (H.Q.) (ST) KALLITHEA, ATTIKI, GREECE | |
| Chios-Oinousses Lines (HO) CHIOS, NORTH AEGEAN, GREECE |
| Dodekanisos Seaways (DX) RHODES, DODEKANISSOS, GREECE | |
| Eretria-Oropos Consortium (H.Q.) (OE) ERETRIA, EVIA, GREECE | |
| Fast Ferries (CF) PIRAEUS, ATTIKI, GREECE | |
| Glyfa Ferries (H.Q.) (CG) AGIOKAMBOS, EVIA, GREECE | |
| Golden Star Ferries (GF) PIRAEUS, ATTIKI, GREECE | |
| Goutos Lines (GO) VRILISSIA, ATTIKI, GREECE | |
| Hellenic Seaways (H.Q.) (MF) KALLITHEA, ATTIKI, GREECE | |
| Hydra Lines (HL) HYDRA, GREECE | |
| Ionion P. Lines (IP) SAMI, KEFALLONIA, GREECE | |
| Ionios Meganissi Shipping (IM) NYDRI, LEFKADA, GREECE | |
| Kalymnos-Pserimos Lines (PS) KALYMNOS, DODEKANISSOS, GREECE | |
| Kamelia Lines (KE) PAXI, PAXI, GREECE | |
| Karystia Shipping Co. (K4) PIRAEUS, ATTIKI, GREECE | |
| Kateros Shipping Co. (KT) NISYROS, DODEKANISSOS, GREECE | |
| Kerkyra Lines (KI) CORFU, IONIAN ISLANDS, GREECE | |
| Kerkyra Seaways (H.Q) (KL) IGOUMENITSA, THESPROTIA, GREECE | |
| Lefkimmi Lines (LI) LEFKIMI, CORFU, GREECE | |
| Leros Seaways (NX) LEROS, DODEKANISSOS, GREECE | |
| Levante Ferries Group (LF) ZAKYNTHOS, IONIAN ISLANDS, GREECE | |
| Maistros Santorini N.E. (MS) MESSARIA, THIRA, GREECE | |
| Manousos Georgios Shipping (MG) KASSOS, DODEKANISSOS, GREECE | |
| Minoan Lines (H.Q.) (ML) HERAKLIO, CRETE, GREECE | |
| NEK-Kavala Shipping Co (H.Q.) (H2) KAVALA, MAKEDONIA EAST & THRACE, GREECE | |
| Patmos Star Shipping Company (PT) PATMOS, DODEKANISSOS, GREECE | |
| Porfyroussa Maritime (PF) NAFPAKTOS, ETOLOAKARNANIA, GREECE | |
| Pounta - Elafonissos Lines (NE) POUNTA, LACONIA, GREECE |
| Rio-Antirio Lines (RA) RIO, PATRA, GREECE | |
| Salamina Lines (S1) PALOUKIA, SALAMINA, GREECE |
| SAOS Ferries (AX) ALEXANDROUPOLI, EVROS, GREECE | |
| Seajets (IJ) PIRAEUS, ATTIKI, GREECE | |
| Skyros Shipping S.A. (SK) SKYROS, SKYROS, GREECE | |
| Small Cyclades Lines (SL) KATAPOLA, AMORGOS, GREECE | |
| South Evia Consortium (RS) KARYSTOS, EVIA, GREECE |
| Spetses Local Lines (CS) SPETSES, PIRAEUS, GREECE |
| Styra - Agia Marina Consortium (H.Q.) (AE) PIRAEUS, ATTIKI, GREECE | |
| Taxiarchis Consortium (H.Q.) (TX) LIXOURI, KEFALLONIA, GREECE | |
| West Ferry Mar. Co. (FI) PIRAEUS, ATTIKI, GREECE | |
| Zante Ferries A.N.M.E.Z. S.A. (ZF) ZAKYNTHOS, IONIAN ISLANDS, GREECE | |