The congratulations of the president and the prime minister have been posted on their Facebook pages.
"I congratulate combat signallers on their holiday! Thank you for your dedicated service and your faithfulness to your military duty!" Poroshenko wrote.
"I congratulate our combat signallers on their professional holiday! Thank you for your hard work and invaluable contribution to the military strength of our state," Groysman wrote.
The Day of Communication Troops was established in Ukraine in line with the president's decree as of February 1, 2000.