Quote Originally Posted by Scott5114 View Post
Extremely unlikely—the longest three-digit route in the system is I-476, which is 129 miles long. Perry to Springdale is roughly 181 miles.

Because the major routes get two-digit numbers, politicians generally prefer them for what essentially boils down to marketing reasons.
If it went all the way to Perry then a single 3 digit designation wouldn't make sense, but a 335 to Perry and a 344 to Arkansas would