The Department of Defense, through the Defense Information Systems Agency (DISA), is soliciting proposals for the provision, installation, and maintenance of a measured business line (3kHz voice circuit) at 423 Heatherhill Lane, Cincinnati, OH 45206. The procurement requires vendors to ensure timely coordination for access, with a two-week lead time prior to installation, and adherence to specific technical specifications including long-distance service and call blocking. This telecommunications service is critical for maintaining effective communication capabilities within the agency. Interested contractors must submit their quotes by April 22, 2025, with the service installation date set for May 8, 2025. For further inquiries, vendors can contact Shawn Arentsen or Amanda Romanitis via their respective emails.