Pioneer - embossed, Type 1
The first pairs were issued in 1959, with numbers starting at 1. The
first 65 numbers were assigned by lottery. Plate number 348 was issued
Pioneer - embossed, Type 2
Around serial number 1000, the numbers and legend were
moved towards the top of the plate.
Pioneer - flat, Type 1
This flat style plate (with a small bar code bottom right)
was introduced in 2003, around serial #3200.
Pioneer - flat,
Some minor format changes (new
position for "Pioneer", smaller cowboy, no barcode) were made in
2006, around serial #3400.
Ken Stratton collection
Pioneer plates are for antique motor vehicles at least 25 years old.
The vehicle must be operated solely for antique car club activities,
exhibitions, tours and other related activities, and must not be used for
general transportation. The plates remain valid with no renewal required
until ownership of the vehicle changes.
DOT about Pioneer plates
Wyoming DOT Rules
and Regulations for Antique Motor Vehicles [PDF format]
ALPCA Archives - Wyoming [requires member password]
The Mountain Outline (newsletter of ALPCA Rocky Mtn. Region), Aug 1991
issue, article by Rodger Myers.
Notes from Ken Stratton (ALPCA 3628).