Oi

Discover cities like never before.

Enjoy over self-guided city exploration with our app ‘Explory’. Learn all about the history and discover hidden more than 500.000 hidden gems, that only locals know about. Build custom tours, find nearby places, and start exploring instantly.

Oi’s vibrant history echoes through the streets of Rio de Janeiro. Right here at Rua Monsenhor Jerônimo 146 in Engenho de Dentro, stands a building that represents a telecommunications giant. Oi, formerly known as Telemar, has a fascinating story to tell. Oi began as a merger of sixteen state-owned local exchange carriers during the privatization of Brazil’s telecommunications system in 1998. This consortium, led by Andrade Gutierrez and Inepar Holdings, paid a hefty 3.434 billion reais for the privilege. Oi’s reach extended across a vast territory. It covered 65% of Brazil, serving 20 million households. Initially, Oi could only offer local voice and data services and interstate long-distance voice. Over time, Oi expanded its portfolio to include mobile services, internet access, and pay TV, becoming a quad-play powerhouse. Remember the iconic phrase, “Simples assim” (It’s that simple)? That was Oi’s slogan, reflecting their aim to simplify communication for Brazilians. In 2007, Telemar underwent a rebranding, shedding its old skin and emerging as “Oi.” The change wasn’t just cosmetic. It unified all its companies and services under a single, recognizable brand. Oi’s ambition led them to acquire Brasil Telecom in 2009, creating a telecommunications behemoth nicknamed “Supertele” or “SuperOi.” Oi’s influence stretched beyond telecommunications. They sponsored major events like the 2007 Pan American Games, the 2014 FIFA World Cup, and even São Paulo Fashion Week. Despite its successes, Oi faced challenges. They navigated bankruptcy in 2016 and 2023, demonstrating resilience in a volatile market. Oi’s journey has been a rollercoaster of mergers, acquisitions, and innovations. Today, Oi stands as a symbol of Brazil’s ever-evolving telecommunications landscape. Their story is a testament to the power of connection, innovation, and the enduring spirit of “Oi”—a simple greeting that resonates with millions.

The story of Oi in Rio de Janeiro is only a glimpse of what you can experience. Explory transforms your trip with a smart Rio de Janeiro guide that reveals culture and history. Using our Rio de Janeiro city guide, you can discover highlights and enjoy a personal Rio de Janeiro city tour designed to match your pace. Explory connects you with the essence of Rio de Janeiro. The Rio de Janeiro guide combines navigation with storytelling, leading you to landmarks and Rio de Janeiro hidden gems. Through the Rio de Janeiro audio guide, you hear fascinating stories while moving through the city. Our Rio de Janeiro city guide is more than a tool – it’s a companion for real Rio de Janeiro exploration. Every Rio de Janeiro city tour blends stories, culture, and atmosphere into an adventure. With emphasis on unique Rio de Janeiro hidden gems and authentic Rio de Janeiro exploration, Explory offers a richer way to travel. Get the Explory App today and unlock a world of discovery: more than 300 cities and 500,000 POIs and stories at your fingertips. Whether you’re looking for a Rio de Janeiro guide, a detailed Rio de Janeiro audio guide, or a flexible Rio de Janeiro city tour, Explory is your ultimate travel companion.

More Places in Rio de Janeiro

Yeusefiya Cemetery

Were these once vibrant lives, now commemorated beneath our feet? We stand before the Yeusefiya Cemetery, a place where history

Explore

耿辛庄桥

Across the Jiuduhe River stands the majestic Luoshen Bridge. Its elegant arches whisper tales of emperors and dynasties. Luoshen Bridge

Explore

Zion Baptist Church

Founded in 1882 Zion Baptist Church stands proudly in Philadelphia. It’s a testament to faith resilience and community. This wasn’t

Explore

Boat house

The clean lines and simple elegance of the Bauhaus movement are all around us here in Tel Aviv. And yet,

Explore