A

AAF-Army Airfield

AAFES-Army Air Force Exchange System

AB-Air Base

A/C-Air Conditioning

AD-Active Duty

ADT-Active Duty for Training

AE-Army Europe

AF-Air Force

AFAF-Air Force Auxiliary Field

AFB-Air Force Base

AFRC-Armed Forces Reserve Center or Armed Forces Recreation Center

AFRES-Air Force Reserve

AFS-Air Force Station

AGS-Air Guard Station

AIRVAC-Air Evacuation

AMC-Air Mobility Command or Army Medical Center

ANG-Air National Guard

ANGB-Air National Guard Base

AP-Army Pacific

APG-Army Proving Ground

APT-Airport

APO-Army Post Office

APS-Army Port Squadron

ARB-Air Reserve Base

ARNGB-Army National Guard Base

ARS-Air Reserve Station

ARW-Air Refueling Wing

AS-Air Station

AST-Area Support Team

ATC-Air Traffic Control

ATL-Atlantic

ATM-Automatic Teller Machine

Attn-Attention

AUX-Auxiliary

AW-Air Wing