"All airlines operating at Rafic Hariri International Airport are required to notify their passengers departing from Beirut of the ban on carrying any type of pagers and walkie-talkies until further notice," the regulator said in a statement.
On Tuesday, pager detonations took place in different parts of Lebanon. The Lebanese Health Ministry said that the blasts had killed 12 people and left over 2,800 injured.
A second wave of mass explosions of communication devices belonging to Hezbollah members in Lebanon on Wednesday killed at least 20 people and wounded more than 450, according to the health ministry. Lebanon's communications ministry said the ICOM IC-V82 radios that exploded were unlicensed.