Please answer the following question: Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Pošta Crne Gore -  Pošta Crne Gore (English: Montenegro Post) is Montenegro's national postal service. It was created on 31 December 1998 following the division of PTT Montenegro into two separate organisations one handling telecommunications (Crnogorski Telekom) and one handling postal service (Pošta Crne Gore).Public postal traffic was introduced in Montenegro in 1841. The first stamp was printed in 1874. Montenegro was admitted into the Universal Postal Union on 26 July 2006.
A:
Company