State License Plate Research Thread

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NORTH DAKOTA

North Dakota uses both front & rear license plates

This is the North Dakota Current Standard license plate design:
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It follows a 123 ABC format

This is the North Dakota Apportioned Truck license plate design:
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It follows a 12345P format. The trailer design is the same, but it says APP TRLR along the left side and ends in a "T"
I was unable to find the current version of the trailer plate anywhere. If someone is able to locate it, I'd really love to have the photo.

Emergency Vehicles:

This is the North Dakota Highway Patrol license plate design:
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It begins with HP and is followed by the unit number.

This is the North Dakota Municipal Police license plate design:
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It looks the same as the HP version, but it always seems to say POLICE.

This is the North Dakota Official Vehicle license plate design:
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It follows a G12345 format.

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Louisiana

Louisiana only uses rear license plates

This is the Louisiana Current Standard license plate design:
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It follows a ABC 123 format.

This is the Louisiana Apportioned Truck license plate design:
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It follows a P123456 format.
I've unfortunately been unable to find an apportioned trailer plate from recent years. Most online seem to be from the 60's to the 80's. Again, any help locating a current version would be great!

Emergency Vehicles:

This the Louisiana State Police license plate design:
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It follows a A-12 format with the first letter indicating the troop (A through I) and the numbers representing the car number.

This is the Louisiana Public Vehicle license plate design, used on municipal vehicles:
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It follows a 123456 format.

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ARKANSAS

Arkansas only uses rear license plates

This is the Arkansas Current Standard license plate design:
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It follows a 123 ABC format.

This is the Arkansas Apportioned Truck license plate design:
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It follows a C 123456 format.

This is the Arkansas Apportioned Trailer license plate design:
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It follows a ST 123456 format

Emergency Vehicles:

This is the Arkansas State Police license plate design:
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The first letter is the Troop Jurisdiction (A through L) followed by the unit number.

This is the Arkansas Public Property license plate design, used on municipal vehicles:
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Interestingly, it seems to follow the standard 123 ABC format.

This is the Akransas Ambulance license plate design, reserved for non-fire-ems ambulances:
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It follows a ABC 123 format.

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MISSOURI

Missouri uses both front & rear license plates

This is the Missour Current Standard license plate design:
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It follows a AB1 C2D format. The first letter represents the month of expiration, with only letters I,O,Q being omitted.

This is the Missouri Apportioned Truck license plate design:
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It follows a 12A B3C format, always using A as the first letter. Trailer plates are the exact same, but follow a 345 format for the last 3 characters and say PRP TRL on the bottom.

Emergency vehicles:

This is the Missouri State Police license plate design:
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It follows a 123-HP format.

There are many different versions of municipal plates, they tend to be a color gradient moving to white at the top, with the location of registration on the top and the type of organization along the bottom. The serial format varies wildly. These should be found specifically on a case-by-case basis:
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IOWA

Iowa uses both front & rear license plates

This is the Iowa Current Standard license plate design:
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It follows a ABC 123 format. Iowa also lists the county of registration on the bottom of the plate. A full list of counties can be found here

This is the Iowa Apportioned Truck license plate design:
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It always begins with either an "S" or "P" in a [S/P]A 1234 format.

This is the Iowa Apportioned Trailer license plate design:
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It always begins with either an "R" or "T" in a [R/T]A 1234 format.

Emergency Vehicles:

This is the Iowa State Patrol license plate design:
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The number is the same as the unit number.

Iowa municipal vehicles an "official" plate. There are two different versions depending on if they are registered to a municipality or a county.

This is the Iowa Municipal Official license plate design:
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It follows a 123456 format.

This is the Iowa County Official license plate design:
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It follows a 12345 format.

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MINNESOTA

Minnesota uses both front & rear license plates

This is the Minnesota Current Standard license plate design:
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It follows a 123 ABC format.

This is the Minnesota Apportioned Truck license plate design:
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It aways begins with a "P" and follows a PAB 1234 format.
Plate registrations have a letter associated with the weight class of the truck. Trucks with a gross weight between 78,001 lbs and 80,000 lbs are classified with a "T"

This is the Minnesota Apportioned Trailer license plate design:
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It follows a 1234STA format.
The design is the same as the Apportioned Truck design, but without and registration tags and the word SEMI TRAILER across the bottom.

Emergency Vehicles:

This is the Minnesota State Patrol license plate design:
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This is the Minnesota Police and Fire license plate design:
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All follow a POLICE format for police cars, and FIRE for fire trucks.

It appears that ambulances in Minnesota don't require plates and will put a design of their own, typically the crest of their associated fire department or a "stay back 500ft" sign.
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MISSISSIPPI

Mississippi only uses rear license plates

This is the Mississippi Current Standard license plate design:
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It follows a ABC 1234 format with the county of registration written along the bottom.

This is the Mississippi Apportioned Truck license plate design:
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It always begins with an "A" following a A 123456 format.

This is the Mississippi Apportioned Trailer license plate design:
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It always ends in "1T" following a 123451T format.

Emergency vehicles:

This is the Mississippi Highway Patrol license plate design:
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The letter indicates the district of the trooper (either C,D,E,F,G,H,J,K,M, or U) followed by the unit number.

This is the Mississippi Police license plate design:
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This is the Mississippi Sheriff license plate design:
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Both always ends in "E" following a 1234E format.

This is the Mississippi Government license plate design, used by fire trucks:
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It always begins with a "G" following a G 12345 format.

This is the Mississippi Ambulance license plate design:
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It always begins with "AM" following a AM 12345 design.

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TENNESSEE

Tennessee only uses rear license plates

This is the Tennessee Current Standard license plate design:
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It follows a 1A2 3B4 format.

This is the Tennessee Apportioned Truck license plate design:
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It always ends in a "Y" for trucks between 74,000 & 80,000 lbs GVW following a A1234BY format.

This is the Tennessee Permanent Trailer license plate design:
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It follows a 123456T format.

Emergency Vehicles:

This is the Tennessee State Trooper license plate design:
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It follows a A1 - 2345 format.

This is the Tennessee Government Service license plate design, used on all municipal vehicles:
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It follows a 1234 - GA format, it seems to always have a "G" in the second to last position.

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KENTUCKY

Kuntucky only uses rear license plates

This is the Kentucky Current Standard license plate design:
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It follows a 123 ABC format.

This is the Kentucky Apportioned Truck license plate design:
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It always begins with "A" following a A12345 format.

This is the Kentucky Truck Trailer license plate design:
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It always ends with "T" following a 12345T format.

Emergency Vehicles:

This is the Kentucky State Police license plate design:
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It follows a 1234 format.

This is the Kentucky Official municipal license plate design, used on police, fire, and EMS vehicles:
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It follows a A1234 design. The badge on the left is replaced with the badge/seal of the department of the vehicles (i.e. Louisville PD, Lexington FD, etc.)

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ILLINOIS

Illinois uses both front & rear license plates

This is the Illinois Current Standard license plate design:
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It follows a AB 12345 format.

This is the Illinois Apportioned Truck license plate design:
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It always begins with a "P" following a P123456 format.

This is the Illinois Apportioned Trailer license plate design:
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It always begins with a "T" following a T123 456 format.

Emergency Vehicles:

This is the Illinois State Police license plate design:
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The first numbers are the district number (10 appears as X), followed by the vehicle number

This is the Illinois Municipal Police license plate design:
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This is the Illinois Fire Vehicle license plate design:
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This is the Illinois Ambulance license plate design:
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