the communications or telephone cables the telephone service cover 70 has a lateral open ended slot 73 formed in the upper cover thereof for passing under the head of a machine screw 74 threadedly attached to the tab 44b in a threaded hole 75 the lower end of the cover 70 is formed with an upwardly extending open ended slot 77 to accommodate the threaded end of a machine screw 76 as is the case with the screw 74 the head of the screw 76 is larger than the slot 77 and can bear against the surface of the cover 70 surrounding the slot the screw 76 is threaded into a threaded hole 79 tapped into the upper end of the cover 54 centrally thereof lower edge 70a of the upper cover 70 is bent slightly frontwardly so as to overlap and rest against the upper end of the lower cover 54 to ensure continuity of enclosure by merely loosening the two screws 74 and 76 sufficiently to slide the upper cover 70 parallel to the front cover and out from under the screw heads the cover 70 can be readily removed from the front of the box to gain access to the telephone compartment 66 with the cover 70 retained in position by the screw 74 by loosening the lower screw.