These three names are often used
interchangeably, but they are not the same. Our differentiation today is based
on only a simple principle, not on technical or expert analysis.
In terms of size, the billboard is
usually the largest; followed by the signboard, and then the signpost.
A signpost is a pole with a sign on it, especially showing the way to a place, the distance to be travelled, or the name of a road.
 |
| A signpost |
A signboard is
a board or a sign with information on it or showing the name of a business,
school, hospital, church, etc.
 |
| A signboard |
A billboard is
a very large board on which advertisements are shown, especially at the side of
a road.
 |
| A billboard |
© Eric Nuamah Korankye