Hellas Online
Hellas Online was one of the leading Greek fixed-line telephony service providers based in Athens. Founded in 1993, Hellas Online (hol) was one of the first Internet service providers in Greece offering public dial-up Internet access. It evolved from an ISP to a fixed-line telecommunications services provider offering a broad range of retail, business and wholesale services. Since 2006 it became a member of the Intracom Holdings group. Before its dissolution, following its merger, with Vodafone in 2014, it had 531,563 LLU subscribers.
Source: Wikipedia
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