Front Plate Required: Yes
Area Codes: 307
License Plates:
Windshield Stickers:
Road and Highway Signs:
County Roads:
Highways:
Highway Adoption:
Historical:
None
With the exception of the Bighorn National Forest west of Bighorn and Yellowstone in the northwest, Wyoming is a big dry, flat plains. The mountainous areas can look similar to Montana or Idaho except for the bollard type. Several highways have a red tint, which can help identify Wyoming from adjacent states.
Wyoming plains
Medicine Bow-Routt National Forest
Red-tinted road
It uses the state-wide area code 307 and the state symbol is a rodeo cowboy, but you'll rarely see either outside of the various small towns. Many roadside stops and isolated commercial buildings use a log cabin style architecture.
307 Area Code
Cowboy symbol
Log Cabin Architecture
US highways use circle bollards and signs are attached to posts with two or three square metal braces. Each digit on US highway mile markers is on its own separate plate. Five circle reflectors on the end of a guardrail or a green marker with a white "L" are both indicators of Wyoming.
Circle bollard
Square metal braces
Mile Marker digits on separate plates
L Highway marker
L Highway marker alternative
Interstate highways are generally concrete and marked by black plastic bollards. Exits are marked by a tall green sign with the exit number, the word "EXIT", and an arrow aligned vertically, and guardrails have five reflectors on the front end.
Concrete Interstate Highway
Black plastic bollard
Interstate exit sign
Five reflectors on guardrail
Yellowstone National Park uses brown plastic bollards similar to those found on Washington highways.
Yellowstone National Park
Rocky Mountain Power division of Pacificorp also serves Idaho and Utah.
Pacificorp Plate