1986-12-24: Christmas 1986

1986-12-22: National Oil Refining Corporation, 50th Anniv.

1986-11-28: Bolivian Philatelic Association, 15th Anniv.

1986-11-21: Death of Priest Jose A. Zampa, 50th anniv.

1986-09-25: Boris Becker, Steffi Graf and Guillermo Vilas

1986-09-25: Winter Olympic Games 1988 - Calgary

1986-09-25: Construction of the Uncia-Antofagasta Railway Line

1986-09-16: International Year of Peace

1986-09-05: Postmen Society, 50th Anniv.

1986-07-09: FIFA World Cup 1986 - Mexico

1986-06-20: International year of youth

1986-06-06: American Development Bank, 25th Anniv.

1986-05-25: Founding of the city of Trinidad, 3rd Cent.

1986-05-12: Explosion of the american space shuttle CHALLENGER

1986-05: Definitives of 1986: Surcharges

1986-04-03: U.P.U. (Universal Postal Union), Membership Centenary