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The Madison Avenue Field GuideA field guide to marketing & advertising, by Brandon Mina

GlossaryAdtech & ProgrammaticOut-of-Home (OOH)

Adtech & Programmatic

Out-of-Home (OOH)

Advertising people encounter outside their homes, such as billboards, transit, and street furniture, in both static and digital forms.

By Brandon MinaCEO, BrandPilot AIUpdated November 2026

Short answer

Out-of-home (OOH) advertising is advertising people encounter outside their homes, such as billboards, transit ads, airport displays, and street furniture like bus shelters. It includes both static and digital formats. OOH is valued for broad reach and repeated local exposure, and is increasingly measured and bought using mobile location and audience data.