Spok Holdings Inc

In March 2021, we relocated our corporate headquarters to a commercial property located in Alexandria, Virginia, consisting of approximately 26,000 square feet of space under a lease. In September 2023, we exercised an early termination option for the lease and reduced the lease term by two years, with a revised end date of September 30, 2024.

At December 31, 2023, we leased facility space, including our corporate headquarters, sales offices, technical facilities, warehouse and storage facilities in 42 locations in 24 states in the United States and one facility in the Middle East. The total leased space is approximately 89,000 square feet. At December 31, 2023, we owned three small parcels of land in three states in the United States.

At December 31, 2023, we leased transmitter sites on commercial broadcast towers, buildings and other fixed structures, some of which are free of charge, in approximately 2,646 locations throughout the United States. These leases are for our active transmitters and are for various terms and provide for periodic lease payments at various rates.

At December 31, 2023, we had 3,215 active transmitters on leased sites which provide service to our customers.