Top Telecommunications Companies in Brazil
Finding the best telecommunications companies in Brazil can be daunting. This up-to-date list of trusted Brazilian telecom providers saves you time with verified contact details and active websites, ensuring you connect with the right communications experts nationwide.
- Vivo – Providing comprehensive telecommunications services across Brazil since 2003, Vivo is recognized for its extensive mobile network and fiber-optic internet solutions. They serve millions with high-speed internet, mobile coverage, and digital TV. Vivo holds numerous awards for network quality and customer service.
Website: www.vivo.com.br
Contact: 0800 770 1234
Address: Av. Engenheiro Luiz Carlos Berrini, 1376 – Itaim Bibi, São Paulo, SP - Claro Brasil – Known for delivering mobile, internet, and TV services, Claro Brasil has built a remarkable reputation in Brazilian telecommunications since 2003. Their LTE and 5G networks cover urban and rural areas, supporting both residential and corporate clients. Claro is praised for competitive pricing and broad service availability.
Website: www.claro.com.br
Contact: 1052
Address: Rua Olimpíadas, 85 – Vila Olímpia, São Paulo, SP - TIM Brasil – With over 20 years serving Brazil, TIM Brasil specializes in mobile telephony and broadband internet, focusing on innovation and affordable plans. They offer 4G and emerging 5G services, gaining high marks from users in cities like Rio de Janeiro and São Paulo for network reliability.
Website: www.tim.com.br
Contact: 1056
Address: Av. das Nações Unidas, 14261 – Vila Gertrudes, São Paulo, SP - Oi – Serving Brazil with integrated telecommunications solutions since 1998, Oi offers landline, mobile, broadband, and TV services. They are committed to expanding fiber optic coverage and enhancing customer support, especially in Northeast Brazil. Oi holds several certifications for service excellence.
Website: www.oi.com.br
Contact: 103 31
Address: Rua do Lavradio, 71 – Centro, Rio de Janeiro, RJ - Nextel Brasil – Specializing in wireless communications and push-to-talk services, Nextel Brasil serves businesses and individuals with innovative voice and data packages. They have a strong presence in São Paulo and Rio, supporting real-time communication needs with reliable network coverage.
Website: www.nextel.com.br
Contact: 105 41
Address: Av. Nações Unidas, 14171 – Vila Gertrudes, São Paulo, SP - Algar Telecom – Operating for over 60 years, Algar Telecom provides high-quality fiber-optic internet, data, and voice services in Brazil’s Central-West region. Known for personalized corporate solutions and strong customer care, Algar emphasizes sustainable practices and local community support.
Website: www.algartelecom.com.br
Contact: 0800 941 2424
Address: Rua Conde do Pinhal, 550 – Centro, Uberlândia, MG - Sercomtel – Providing telecommunications services in Londrina and Paraná state, Sercomtel is a reliable regional provider offering internet, phone, and data communication since 1965. They focus on quality service and community engagement, with growing fiber optic infrastructure.
Website: www.sercomtel.com.br
Contact: (43) 3372-4000
Address: Av. Higienópolis, 1101 – Centro, Londrina, PR - Copel Telecom – A subsidiary of the energy company Copel, Copel Telecom delivers broadband and data solutions primarily in Paraná. Known for reliable fiber internet and corporate connectivity, they also support rural internet expansion initiatives. Their services contribute to digital inclusion in Brazil’s South region.
Website: www.copeltelecom.com
Contact: (41) 3333-4200
Address: Rua Coronel Dulcídio, 800 – Bigorrilho, Curitiba, PR - Vero Internet – Specializing in high-speed fiber optic internet for residential and business customers in São Paulo, Vero Internet delivers customized broadband solutions with focus on transparency and customer service. They rapidly expanded their network since inception, earning positive reviews for performance.
Website: www.verointernet.com.br
Contact: 0800 601 6045
Address: Rua Princesa Isabel, 1980 – Pinheiros, São Paulo, SP - Brisanet – Offering fiber network services mainly in Northeast Brazil, Brisanet covers internet access, VoIP, and IPTV solutions. The company has grown rapidly since 2008 and is praised for affordable pricing and local market knowledge, making them a preferred telecom provider in cities like Fortaleza.
Website: www.brisanet.com.br
Contact: 0800 275 2620
Address: Rua Barbosa de Freitas, 149 – Meireles, Fortaleza, CE - Vext – Vext delivers high-speed internet and voice communication services primarily targeting São Paulo and surrounding areas. Focused on improving urban connectivity, Vext provides fiber optic access for both residential neighborhoods and small businesses. Their technical support receives positive feedback locally.
Website: www.vext.com.br
Contact: (11) 3611-1200
Address: Rua José dos Reis, 377 – Vila Maria, São Paulo, SP - Jereissati Telecom – Active in Ceara and neighboring states, Jereissati Telecom offers metro fiber networks, voice services, and corporate data packages. Known for reliable uptime and local expertise, the company serves businesses needing scalable telecom solutions with strong customer service.
Website: www.jereissatisolucoes.com.br
Contact: (85) 4006-2700
Address: Av. Barão de Studart, 2230 – Dionísio Torres, Fortaleza, CE - Telefônica Brasil – As a legacy telecom operator, Telefônica Brazil provides fixed-line, broadband, and mobile services, focusing on São Paulo and Rio de Janeiro. The company is committed to technological innovation, including 5G deployments, and maintains high customer satisfaction through multiple service channels.
Website: www.telefonica.com.br
Contact: 0800 123 123
Address: Rua Bela Cintra, 355 – Consolação, São Paulo, SP - Hi Technologies – Serving primarily the São Paulo metro area, Hi Technologies specializes in enterprise telecom solutions including cloud, data centers, and fiber internet. They emphasize adaptive technology integration with 24/7 support, suitable for businesses demanding scalable connectivity.
Website: www.hitechnologies.com.br
Contact: (11) 2380-2000
Address: Av. Paulista, 1374 – Bela Vista, São Paulo, SP - Copi Telecom – Copi Telecom provides fixed and mobile telecom services in Rio de Janeiro, focusing on corporate customers. Known for agility and technical support, they offer local experts to tailor communication packages including voice and internet access for businesses.
Website: www.copitelecom.com.br
Contact: (21) 3208-8383
Address: Rua do Lavradio, 29 – Centro, Rio de Janeiro, RJ - NET Serviços de Comunicação – NET, part of Claro Brazil, is a major provider of cable TV, broadband internet, and telephone services. Their focus includes residential neighborhoods across major metropolitan areas, delivering multi-service packages with reliable streaming and connectivity options.
Website: www.netcombo.com.br
Contact: 106 21
Address: Av. das Nações Unidas, 14571 – Vila Gertrudes, São Paulo, SP - Etec Telecom – Etec Telecom provides local telephone and broadband internet solutions in São Paulo’s metropolitan area. They are valued for responsive service and custom plans suited to small and medium-sized enterprises, with particular expertise in VoIP deployments.
Website: www.etectelecom.com.br
Contact: (11) 2226-1855
Address: Rua da Consolação, 1234 – Consolação, São Paulo, SP - Ativa Telecom – Based in Porto Alegre, Ativa Telecom offers fiber optic internet and corporate telecom services throughout Rio Grande do Sul. They focus on fast installations and flexible business contracts, with strong customer satisfaction ratings in local reviews.
Website: www.ativatelecom.com.br
Contact: (51) 3331-3000
Address: Rua dos Andradas, 1231 – Centro Histórico, Porto Alegre, RS - Vivo Empresas – Branch of Vivo, dedicated to providing telecommunications and internet solutions for corporate clients in São Paulo. Vivo Empresas specializes in enterprise telecom infrastructure, cloud services, and dedicated customer support for multi-location businesses.
Website: www.vivo.com.br/empresas
Contact: 0800 775 1212
Address: Av. Juscelino Kubitschek, 1800 – Vila Nova Conceição, São Paulo, SP - Mobile Telecom – Mobile Telecom focuses on mobile network services and prepaid plans, serving Rio de Janeiro since 2010. Their customer-first approach highlights straightforward pricing and urban coverage with 4G + 5G technologies. Good user reviews reflect their network dependability.
Website: www.mobiletelecom.com.br
Contact: 0800 777 1010
Address: Rua do Mercado, 109 – Centro, Rio de Janeiro, RJ - Unifique – Unifique provides internet, TV, and phone services mostly in Southern Brazil, especially in Paraná and Santa Catarina. Their fiber optic technology offers high speeds and stability, and they are praised for responsive technical support and service flexibility.
Website: www.unifique.com.br
Contact: 0800 888 2222
Address: Rua Benjamin Constant, 16 – Centro, Curitiba, PR - CTBC Telecom – CTBC operates primarily in Minas Gerais providing telecom services including broadband, voice, and data networking. Known for reliable internet access with local customer service teams, CTBC supports residential and business needs with cost-effective solutions.
Website: www.ctbc.com.br
Contact: 0800 055 1515
Address: Av. Amazonas, 2445 – Lourdes, Belo Horizonte, MG - Fibra Fácil Telecom – Fibra Fácil Telecom delivers fiber optic internet service targeting Rio de Janeiro metropolitan neighborhoods such as Barra da Tijuca and Copacabana. They prioritize high data speeds and low latency, ideal for streaming and gaming, with strong local customer satisfaction.
Website: www.fibrafacil.com.br
Contact: (21) 3468-7000
Address: Rua Raul Pompeia, 219 – Botafogo, Rio de Janeiro, RJ - CW Telecom – CW Telecom specializes in corporate telecom solutions, offering VoIP, managed network services, and broadband options in São Paulo’s Paulista region. The company emphasizes customized projects and up-to-date technology integration for small and medium enterprises.
Website: www.cwtelecom.com.br
Contact: (11) 3254-9000
Address: Rua Augusta, 1500 – Consolação, São Paulo, SP - Telesp – A key player within the Telefônica group, Telesp offers fixed-line and broadband internet throughout São Paulo State. Their fiber optic rollout covers urban centers extensively, providing fast and uninterrupted service with ongoing customer care improvements.
Website: www.telesp.com.br
Contact: 104
Address: Av. Paulista, 1293 – Bela Vista, São Paulo, SP - Supercable Telecom – Operating in Fortaleza and Ceará, Supercable Telecom provides bundled broadband, TV, and landline services to residential neighborhoods and small businesses. Their strong local presence and technical expertise have enabled consistent network performance.
Website: www.supercable.com.br
Contact: 0800 940 8020
Address: Rua Visconde do Rio Branco, 1800 – Aldeota, Fortaleza, CE - Global Net Telecom – Based in Rio de Janeiro, Global Net Telecom offers data communication, internet, and private telecom networks for businesses. They specialize in customized solutions matching enterprise connectivity needs, with a reputation for high-availability services.
Website: www.globalnet.com.br
Contact: (21) 2522-5000
Address: Av. das Américas, 500 – Barra da Tijuca, Rio de Janeiro, RJ - TOP Телком – Serving São Paulo’s southern zones, TOP Телком offers fiber optic internet and téléfonia services with flexible plans for families and professionals. Customer reviews note their dependable speeds and helpful technical support.
Website: www.toptelecom.com.br
Contact: (11) 5546-4788
Address: Rua Vergueiro, 1000 – Vila Mariana, São Paulo, SP - Netfast Telecom – Available across São Paulo and neighboring cities, Netfast Telecom focuses on affordable fiber internet and IPTV plans. Customers appreciate their user-friendly contracts and consistent service quality tailored for residential use.
Website: www.netfast.com.br
Contact: 0800 747 8080
Address: Av. Brigadeiro Luís Antônio, 500 – Bela Vista, São Paulo, SP - Onda Telecom – Onda Telecom concentrates on small business telecom infrastructure and broadband internet in Rio de Janeiro metropolitan regions. Their emphasis on customer-centered support and flexible telecom contracts makes them a strong local competitor.
Website: www.ondatelecom.com.br
Contact: (21) 2153-4500
Address: Rua do Ouvidor, 50 – Centro, Rio de Janeiro, RJ - Cabo Telecom – Providing cable internet, digital TV, and telephone services since 1999, Cabo Telecom serves Curitiba and Paraná state with quality fiber optic and coaxial networks. They hold positive customer reviews emphasizing network stability and local presence.
Website: www.cabotelecom.com.br
Contact: (41) 3221-7000
Address: Rua Emiliano Perneta, 65 – Centro, Curitiba, PR - Oi Fibra – A division of Oi dedicated to fiber optic broadband, Oi Fibra is expanding quickly in Brazil’s metropolitan areas, especially in São Paulo and Rio. Offering high-speed connectivity with affordable plans geared toward residential customers and small businesses.
Website: www.oifibra.com.br
Contact: 103 31
Address: Rua Frei Caneca, 569 – Consolação, São Paulo, SP - M2 Telecom – Specializing in data networking and voice services in Rio Grande do Sul, M2 Telecom supports enterprise connectivity with tailored telecom infrastructure, data solutions, and consistent service monitoring.
Website: www.m2telecom.com.br
Contact: (51) 3022-8800
Address: Av. Ipiranga, 1614 – Praia de Belas, Porto Alegre, RS - Fibra Ágil – Operating fiber optic internet services in Salvador and Bahia state, Fibra Ágil offers digital phone and internet packages for residential customers. Their fast installations and consistent speeds have made them a local telecommunications favorite.
Website: www.fibraagil.com.br
Contact: (71) 3347-3000
Address: Rua Chile, 150 – Comércio, Salvador, BA - Connect Telecom Brasil – Connect Telecom Brasil maintains internet and voice services primarily in São Paulo’s commercial districts, offering customizable telecom solutions with a focus on business continuity and network security.
Website: www.connecttelecom.com.br
Contact: (11) 5533-0040
Address: Rua Augusta, 1500 – Consolação, São Paulo, SP - Sul Telecom – Sul Telecom delivers broadband and fixed telephony to Paraná’s mid-sized cities, emphasizing customer satisfaction with flexible plans and local service centers supporting personalized communications solutions.
Website: www.sultelecom.com.br
Contact: (41) 3333-4444
Address: Av. Sete de Setembro, 987 – Centro, Curitiba, PR - Braslink Telecom – Braslink Telecom has over 25 years in the São Paulo market, helping businesses and households with broadband internet, digital TV, and voice services. They are known for responsive customer care and continuous network upgrades.
Website: www.braslink.com.br
Contact: (11) 2083-1000
Address: Rua da Consolação, 320 – Centro, São Paulo, SP - FibraNet – FibraNet specializes in providing high-speed fiber internet and IPTV primarily for residential customers in Rio de Janeiro, delivering service packages with competitive rates and dedicated customer support.
Website: www.fibranet.com.br
Contact: (21) 9876-5432
Address: Rua Visconde de Pirajá, 1000 – Ipanema, Rio de Janeiro, RJ - NV Telecom – Operating across the Northeast region, NV Telecom offers voice, internet, and data services with emphasis on regional infrastructure and affordable packaging. The company prioritizes customer service and expanding fiber coverage.
Website: www.nvtelecom.com.br
Contact: 0800 642 7070
Address: Rua Padre Roma, 150 – Centro, Recife, PE - Telemar Norte Leste – A subsidiary of Oi, Telemar provides telecommunications services in Brazil’s northern and northeastern parts, including mobile, internet, and landline options. The provider emphasizes broad network reach and affordable connectivity in underserved areas.
Website: www.telemarnorte.com.br
Contact: 103 31
Address: Av. Beira Mar, 1234 – São Luís, MA - Redesim Telecom – Redesim Telecom offers reliable fiber optic internet and VoIP services in Rio Grande do Sul with a strong focus on corporate telecom infrastructure and fast installations for SMEs.
Website: www.redesimtelecom.com.br
Contact: (51) 3344-5500
Address: Rua dos Andradas, 1233 – Centro, Porto Alegre, RS - VTEL Telecom – VTEL Telecom is a growing provider delivering telecom and internet services in Salvador and Bahia since 2010. They are recognized for fast fiber optic deployments and friendly customer service.
Website: www.vteltelecom.com.br
Contact: (71) 3251-2345
Address: Rua Chile, 560 – Comércio, Salvador, BA - Agora Telecom – Agora Telecom is focused on delivering next-generation fiber internet in São Paulo’s neighborhoods like Pinheiros and Moema, with customized internet solutions designed for urban residents.
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