Definition of mandible. 1  1a : jaw 1a; especially : a lower jaw consisting of a single bone or of completely fused bonesb : the lower jaw with its investing soft partsc : either the upper or lower segment of the bill of a bird.
Using other AT&T Payment Options. 1  1. Pay your bill via the automated phone system. Dial 1-800-288-2020 to access the 24 hour-a-day telephone customer service system. 2  2. Speak with a customer service representative. Once you have verified your phone number, the phone system will ask you what you would like to do.
More MetLife - Auto Insurance 800 numbers and support. This is the best of 2 ways to contact MetLife - Auto Insurance according to 10494 GetHuman users. Below you can compare the ways to contact MetLife - Auto Insurance customer service. 800-491-3736.