Arecont Vision Costar
Call us at +1.818.937.0700 and select option #2. Most calls during business hours are answered immediately.
Technical Assistance Center (TAC) support hours in the Americas are 6 AM to 5 PM Pacific time weekdays. Extended hours support
For general support or technical questions and non-urgent issues, they have an email for the the TAC at support@arecontvision.com.