Unit Identification Code

Updated on Jan 09, 2024

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The Unit Identification Code (UIC) is a six character alphanumeric code which uniquely identifies each United States Department of Defense entity.

The first character is the Service Designator:

A: US Department of Agriculture

B: US Department of Labor

C: US Department of Commerce

D: US Department of Defense

E: US Coast Guard

F: US Air Force

G: US Department of Transportation

H: US Department of Health and Human Services and US Department of Education

J: US Judicial Branch

K: US Department of Interior

L: US Legislative Branch

M: US Marine Corps

N: US Navy

P: US Postal Service

Q: US Department of Justice

R: Independent US Federal agency

S: US Department of State

T: US Treasury Department

U: US Department of Housing and Urban Development

V: Other independent US Federal agency

W: US Army

X: US Executive Branch (Office of the President)

Y: State governments

Z: International organizations and foreign governments

The next three characters indicate the Parent Unit Designator. These vary from branch to branch and provide information about the type of unit. For example, in the US Army, the parent unit designation breaks down as such:

The final two characters indicate the Descriptive Designator. They describe the specifics characteristics of the unit. For example, the parent Battalion unit for the Army will use "AA." A child Company unit, such as A Company, will use "A0."

References

Unit Identification Code Wikipedia

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