To provide a push-pull lock for a door capable of assuring its reliability in operation and cost reduction by simplifying the component parts inside the lock.

This push-pull lock 110 is attached to the tip of a direct operated rod 122 in a case 112 and usually urged to a protruded latch position where the lock is engaged with strike fitting to lock the door and retreat to the case 112 by the unlocking operation. The push-pull lock 110 is attached to the tip of a direct operated rod 122 in a case 112 and usually is urged to a protruded latch position, where the lock is engaged with strike fitting to lock the door and has a latch mechanism 120 provided with a latch 110 retreating to the case 112 and unlocking, and provided with a slide base 140 displacing slidably to one of mutually different two directions from the neutral position, the direct operated rod 122 is directly moved against the spring force through a rotational latch cam 160 engaged with the engaging end 153 of a vibration cam 150 movable in any slide movement to make the direct operated rod 122 move against the spring force and make it return to the latch position by the return spring action.