DeanS wrote:
The standard route numbering system in effect here for many decades is thus:
East/West - Even nbrs
North/South - Odd nbrs
This applies to “US” routes, i.e. US66, and the interstate system, i.e. I40 (basically the old US66. Most states follow this con , though not all, and not in all cases.
Think of I95, n-s from Maine to tip of Fla mainland. Likewise, I40 from east coast to wrst coast. Look at your map atlas or a set of AAA maps.
Yes I know all of this, but I was just commenting on reference to traveling north on 66, which you and I know is only partially possible.