skos:altLabel | - 4th
- 4 EFS
- 4th Expeditionary Fighter Squadron
- 4th Fighter (All Weather) Squadron
- 4th Fighter (All-Weather) Squadron
- 4th Fighter (later, Fighter-All Weather) Squadron
- 4th Fighter Squadron (All Weather)
- 4th Fighter-Interceptor Squadron
- 4th Fighter-Interceptor Squadron (Air Defense)
- 4th Pursuit (later, 4th Fighter) Squadron
- 4th Squadron
- 4th TFS
- 4th TFS/388th TFW
- 4th Tactical Fighter (later, 4th Fighter) Squadron
- 4th Tactical Fighter Squadron
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