Christo Nikolchev’s service to philately started in the early seventies and has ranged through different geographies: national, Balkan, European, worldwide. His main area of service has been to youth philately and he served as chairman of the relevant FIP Commission from 1990 to 1992. For more than 40 years he has been involved in a large number of activities as organizer, juror, author and seminar leader.