The present invention provides a communication cable underground pipeline protection device in an apartment complex. The communication cable underground pipe protection device in the apartment complex has connection edges formed at both ends, is disposed adjacent to each other, and the communication cable is located therein; Fixing parts to which the connecting edges of each of the conduits disposed adjacent to each other are elastically fixed; Protective rods having both ends rotatably connected to the fixing parts; A three-axis motor installed at the lower end of each of the fixing parts and changing the postures of the fixing parts; Corrugated pipes surrounding the lower end of the three-axis motor and the fixing parts; And a horizontal control unit driving the three-axis motor so that the fixing parts are leveled.