In 1922, state roads were given number designations in New England for the first time.
Fields above 008 are further divided into subfields using a single letter or number designation.
It is one of several New England state highways that travel through three states while keeping their number designation.
The letter "R" prefix is followed by the number designation.
Two of them have a Maryland state route number designation.
At the Ontario border, the number designation of the highway changes from 1 to 17.
In fact the company never gave it a formal name beyond its number designation.
No indication is given of whether the extension would be a state or county road or what number designation it would have if any.
No indication has been given of what number designation this extension would have, or whether it would be a state or county road.
Other buildings will often use names for certain floors to avoid giving a floor on the building the number 13 designation.
