Comunicaciones is the only Guatemalan team who has played against Real Madrid (with Gento, Ferenc Puskás, Alfredo Di Stéfano), Santos FC (with Pelé), and Boca Juniors (with Diego Armando Maradona).
Born in Santa Catarina Pinula, source of his nickname, López played as an Outside right and made his domestic league debut with Comunicaciones in 1955, and would go on to play 14 seasons at that club, winning four league titles, one domestic cup, and three Campeón de Campeones (Guatemala Super Cup).