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.

In 2018 on November 29th, a souvenir sheet with four stamps dedicated to the theme “Armenian history. 2800th anniversary of the foundation of Yerevan” has been put into circulation by “HayPost” CJSC in the premises of Yerevan Municipality.

In the framework of the World Children's Day celebrated worldwide on November 20, 2018, the employees of HayPost CJSC, together with the support of the Directorate, organized a solidarity campaign to donate clothes and toys to the most needy children and families who live in the different regions of Armenia.

On November 22nd, 2018, one postage stamp dedicated to the theme “Armenian statehood. 25th anniversary of the National Currency of the RA” was cancelled and put into circulation by “HayPost” CJSC in the Fresco Hall of the National Gallery of Armenia.

On November 22nd, 2018, one postage stamp dedicated to the theme "«Jamanak» daily newspaper of Constantinople" was cancelled and put into circulation by “HayPost” CJSC in the premises of the New Technologies Development and Training Center of “HayPost” CJSC.

On November 6th, 2018, two postage stamps dedicated to the theme “Prominent Armenians. 100th anniversary of Hovhannes Zardaryan” were cancelled and put into circulation by “HayPost” CJSC in Hovhannes Zardaryan’s “Akunq” exhibition hall in the National Gallery of Armenia.

On October 31st, 2018, a postage stamp dedicated to the theme “Armenian statehood. 100th anniversary of the foundation of the RA Police” was cancelled and put into circulation by “HayPost” CJSC in the premises of the building of the Police of the Republic of Armenia.

In the village of Teghut, in Lori province, already operates the Post Office N 1741 located at 1st street, in 9th building of the Village Municipality. The new Post Office began operations on September 17, 2018.

On October 25th, 2018 a special two-sided postcard, dedicated to the International Philatelic Exhibition has been cancelled by “HayPost” CJSC with a special postmark in the premises of Yerevan History Museum within the framework of the International Philatelic Exhibition dedicated to the 2800th anniversary of Yerevan arranged by the Union of Philatelists of the Republic of Armenia.

On October 11th, 2018, in tribute of the great chansonnier Charles Aznavour, a souvenir sheet with one stamp dedicated to the theme “World famous Armenians: Charles Aznavour” has been cancelled and put into circulation by “HayPost” CJSC in the premises of the Sport and Concert Complex after Karen Demirchyan within the framework of 17th Summit of the International Organisation of La Francophonie.