Confidence votes 1.2K. The spine (also called backbone or vertebral column) starts at the top of your neck, just under the scull, and goes all the way down to your tail-bone. There are 5 regions of the spine: cervical, thoracic, lumbar, sacral, and coccygeal. However the 3 most commonly discussed regions are the cervical, thoracic, lumbar regions. The cervical region is in the neck. The thoracic region is in the upper to mid back. The lumbar region is in the low back.