Advertising on digital screens in public places: billboards, transit, retail, gyms, airports, elevators. DOOH inventory is increasingly sold programmatically through SSPs such as Vistar and Broadsign and bought through the major DSPs, with audience measurement from Geopath and mobile location data. Impressions are estimated from foot traffic rather than counted.
Related terms
Used in The Signal
Cite this entry:
Agency Echelon. "Digital Out-of-Home." Agency Echelon Reference, reviewed September 2026. https://agencyechelon.com/reference/glossary/digital-out-of-home/