The phrase "base of operations" is commonly used to refer to a central location where a person or organization conducts their work or activities. There are several synonyms that can be used in place of this phrase, including headquarters, central hub, center of operations, home base, and command center. These terms all suggest a central location that serves as the primary point of control or coordination for a particular group or individual. Whether you're talking about a military operation, a business enterprise, or a creative endeavor, having a reliable base of operations is essential for success.