Complex sentence: PACAF is headquartered at Joint Base Pearl Harbor-Hickam (former Hickam AFB), Hawaii, and is one of two USAF Major Commands assigned outside of the Continental United States, the other being the United States Air Forces in Europe-Air Forces Africa.
Split into simpler sentences: PACAF is headquartered at Joint Base Pearl Harbor-Hickam (former Hickam AFB), Hawaii. It is one of two USAF Major Commands assigned outside of the Continental United States, the other being the United States Air Forces in Europe-Air Forces Africa.