On February 18th, 2019, a souvenir sheet with one stamp dedicated to the theme “Prominent Armenians. 150th anniversary of Hovhannes Toumanian” has been cancelled and put into circulation by “HayPost” CJSC in the premises of Hovhannes Toumanian museum.

The Universal Postal Union (UPU) has announced the letter writing international competition among the young people up to the age of 15. The theme selected for the competition is “Write a letter about your hero”.

On January 22nd, 2019, one postage stamp dedicated to the theme “Prominent Armenians. 100th anniversary of Silva Kaputikyan” has been cancelled and put into circulation by “HayPost” CJSC in the premises of Writers' Union of Armenia within the frameworks of the event dedicated to the 100th anniversary of Silva Kaputikyan.

On December 28th, 2018, one postage stamp dedicated to the theme “Children’s philately. Armenian cartoons” was cancelled and put into circulation by “HayPost” CJSC in the premises of “Sahakyants Animation Studio”.

On December 21st, 2018, one postage stamp dedicated to the theme “Armenian statehood. 100th anniversary of the foundation of the telegraph agency of Armenia (Armenpress)” was cancelled and put into circulation by “HayPost” CJSC in the premises of “Armenpress” news agency.

Within the framework of the joint campaign of HayPost, the National Postal Operator of the Republic of Armenia, and RIA Money Transfer, the third greatest money transfer system of the world, diplomas and monetary prizes for September- November were awarded on December.

On December 14th, 2018, two postage stamps dedicated to the theme “Flora and Fauna of the Ancient World” were cancelled and put into circulation by “HayPost” CJSC in the premises of the Geological Museum after H. Karapetyan of the Institute of Geological Sciences of the RA National Academy of Sciences.

On December 7th, 2018, one postage stamp dedicated to the theme “Earthquake of Spitak” was cancelled and put into circulation by “HayPost” CJSC in the premises of Gyumri Municipality before the outgoing session of the Government of the Republic of Armenia.

On November 27th and 29th, 2018, students from the Secondary School “Heratsi” visited the HayPost central office located at 22 Saryan street as part of the vocational guidance program organized by the school.

In 2018 on November 30th, two postage stamps and the Special Cover dedicated to the theme “State Award of the Republic of Armenia for Global Contribution in IT sphere” have been cancelled and put into circulation by “HayPost” CJSC in the Presidential Palace of the Republic of Armenia.