Headquarters denotes the location where most, if not all, of the important functions of an organization are coordinated. In the United States, the corporate headquarters represents the entity at the center or the top of a corporation taking full responsibility for managing all business activities. In the United Kingdom, the term head office is most commonly used for the headquarters of large corporations. The intended benefit of headquarters is to carry out purposeful regulatory capacity. The term is also used regarding military organizations.

मुख्यालय (अंग्रेजी: Headquarter) उस स्थान को निरूपित करता है जहाँ किसी संघठन अथवा संस्थान के सभी भी नहीं तो अधिकतर महत्त्वपूर्ण कार्य किये जाते हैं। यदि किसी संस्थान की शाखायें एक से अधिक हैं तो उस संस्थान के मुख्य कार्यस्थान को मुख्यालय कहा जाता है।