The highway provides direct access from US 64 to the Plymouth Pulp Mill.

NC 149 is a short 1.17-mile (1.88 km) two-lane highway, connecting US 64 with the Domtar's Plymouth Pulp Mill, where they make Cellulose fiber and Fluff pulp.

A gate is located just past from where state maintenance ends.

NC 149 was established by 1987 as a new primary spur from US 64 to the Plymouth Pulp Mill, an upgrade of Ken Trowbridge Road (SR 1341).

The entire route is in Plymouth, Washington County.