The following feature classes are defined for the Boundaries coverage:
| Feature Class | Description | 
| polbndp | Political Boundary Point Features | 
| barrierl | Barrier Line Features | 
| coastl | Coastlines | 
| depthl | Depth Contours | 
| polbndl | Political Boundaries | 
| oceansea | Oceans/Seas | 
| polbnda | Administrative Areas | 
| bndtxt | Boundaries Coverage Text |