Región 20 is an online marketplace serving the Province of Buenos Aires, with a focus on connecting buyers and sellers in Tandil, Azul, Olavarría, and other regional communities. Its platform brings together listings from individuals, businesses, agencies, and service providers, making it a place to explore local offerings or publish an advertisement for free. Visitors can browse vehicles such as cars, trucks, motorcycles, and utility vehicles, as well as properties for sale or rent, including houses, apartments, land, and commercial spaces.

The marketplace also features services, fashion, technology, home goods, and a broad range of additional categories, from pets and sports equipment to regional crafts, food, and business supplies. Listings include product and property details, prices, locations, and relevant specifications, helping users compare options across the site. With dedicated sections for automotive and real estate listings alongside general shopping categories, Región 20 offers a convenient digital venue for discovering goods and services and reaching audiences across the region