Navigate the US Interstate System Like a Pro Ever wondered how America’s Interstates are numbered? Here’s the scoop: Main east-west routes are even numbers ending in 0 (like I-10 to I-90), running horizontally. North-south are odd numbers ending in 5 (I-5 to I-95), going vertically. Lower numbers mean farther south/west; higher ones are east/north. For spurs: Three-digit highways (e.g., I-295) match the last two digits of their parent route. Even first digit? It loops back. Odd? It’s a one-way b

What Highway Numbers Actually Mean

Cars, 18-wheelers seen driving in dangerous floodwaters on Mississippi interstate

Fireworks lit up the roadside after a truck carrying pyrotechnics caught fire on Interstate 75 in Tennessee, stopping traffic in both directions while crews extinguished the flames. No injuries were reported, according to the Chattanooga Fire Department.

Just a fierce meet & greet on the interstate 😃 #fyp #besties #bryanthediamond

A deadly, freak accident on Interstate 70

Good news, commuters: New high-speed ramp opens from I-81 south to I-481, eastern suburbs

Sinkhole shuts down a St. Louis interstate