CNAE 6110-8/01 · Rio de Janeiro
Serviços de telefonia fixa comutada - stfc in Rio de Janeiro
73 active companies are headquartered in Rio de Janeiro with this CNAE as their main activity. They represent 12.7% of Brazil's active companies with the same main activity.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
The same activity in Brazil 574
What this list shows
We count each active company once, by its head office in this state and this CNAE as its main activity. Branches and secondary activities are excluded from this scope. The total describes the registry, not market revenue or company quality.
- Companies in Rio de Janeiro
- 73
- 12.7% of Brazil's
- Of every 100 companies in Rio de Janeiro
- 0.0
- do this activity
- Among Brazil's federative units
- 2nd
- by companies in this activity
Active companies in Rio de Janeiro
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 1 of 3- OI S.A. - EM RECUPERACAO JUDICIALRio de Janeiro (RJ)
- TIM S ARio de Janeiro (RJ)
- DATORA TELECOMUNICACOES LTDASaquarema (RJ)
- TELEXPERTS TELECOMUNICACOES S.ARio de Janeiro (RJ)
- OI SERVICOS TELEFONICOS S.A.Rio de Janeiro (RJ)
- ALL CONNECTIONS SULRJ.COM LTDAMendes (RJ)
- GREY TELECOMUNICACOES LTDARio de Janeiro (RJ)
- KLJ SERVICOS DE TELECOM LTDARio de Janeiro (RJ)
- F L CAHUE DE OLIVEIRA INFORMATICA LTDAMagé (RJ)
- RADEC TELECOMUNICACOES LTDAResende (RJ)
- TELPLAN TELECOMUNICACAOES E PLANEJAMENTOS LTDARio de Janeiro (RJ)
- LEAL PORTO EMPREENDIMENTOS E PARTICIPACOES LTDACabo Frio (RJ)
- ONLIVE TELECOM LTDARio de Janeiro (RJ)
- GOLDCOM TELECOMUNICACOES LTDARio de Janeiro (RJ)
- PRIMELINE LATAM TELECOM LTDARio de Janeiro (RJ)
- GOLDEN LINE TELECOM LTDAMacaé (RJ)
- ACESSO TOTAL COMERCIO, INTERNET E SERVICOS LTDACampos dos Goytacazes (RJ)
- MANATECH SERVICOS DE TECNOLOGIA DA INFORMACAO E TELECOMUNICACOES LTDARio de Janeiro (RJ)
- COMUNICACAO DO BRASIL REUNIDAS E SERVICOS LTDACampos dos Goytacazes (RJ)
- S1 TELECOMUNICACOES E SISTEMAS DE INFORMACAO LTDARio de Janeiro (RJ)
- NOVANET TELECOMUNICACAO LTDARio de Janeiro (RJ)
- FVX TECNOLOGIA DA INFORMACAO LTDARio de Janeiro (RJ)
- M ROMEIRO TELECOMUNICACOES LTDARio de Janeiro (RJ)
- TOTUS TECNOLOGIA LTDARio de Janeiro (RJ)
- MMRD TELECOM LTDARio de Janeiro (RJ)
- NET SYSTEM TELECOMUNICACOES LTDARio das Ostras (RJ)
- SAN LORENZO COMERCIAL E SERVICOS DE TELEFONIA LTDARio de Janeiro (RJ)
- BS TEIXEIRA SERVICOS GERAIS LTDARio de Janeiro (RJ)
- W PONTES TELECOM LTDARio de Janeiro (RJ)
- TELEONDA COMUNICACAO E MARKETING LTDARio de Janeiro (RJ)
List limited to 73 companies, 30 per page. Looking for a specific company? Search by name or CNPJ.
How to assess a company's data
When you open a company's record, use these guides to check the data and understand what each field can establish.
- How to look up a CNPJ
Check identifiers, dates and registry fields against official sources.
- What an active CNPJ means
Active status does not show that a company is debt-free, licensed or able to operate.
- How to read partner and administrator records
Understand QSA roles and the limits on ownership and representation information.
How much the activity weighs
of every 100 active companies, how many do this activity
- Rio de Janeiro0.0
- Brazil0.0
In Rio de Janeiro, the activity weighs 1.5 times what it does in Brazil.
Rio de Janeiro's cities with the most companies in this activity
active companies and each city's share of the state
- 1 Rio de Janeiro 79.5% 58
- 2 Campos dos Goytacazes 2.7% 2
- 3 Magé 2.7% 2
- 4 Petrópolis 2.7% 2
- 5 Rio das Ostras 1.4% 1
- 6 Cabo Frio 1.4% 1
- 7 Duque de Caxias 1.4% 1
- 8 Macaé 1.4% 1
- 9 Mendes 1.4% 1
- 10 Niterói 1.4% 1
Class 6110-8 in Rio de Janeiro
telecomunicações por fio, by subclass| Subclass | Active |
|---|---|
| 6110-8/01 Serviços de telefonia fixa comutada - stfc · this one | 73 |
| 6110-8/02 Serviços de redes de transportes de telecomunicações - srtt | 26 |
| 6110-8/03 Serviços de comunicação multimídia - scm | 1,400 |
| 6110-8/99 Serviços de telecomunicações por fio não especificados anteriormente | 33 |
Close to this: 4221-9/05 · Manutenção de estações e redes de telecomunicações, 110 companies in Rio de Janeiro.
What activity 6110-8/01 is
- As atividades de operação de centrais de comutação e meios de comunicação para promover a transmissão de voz e de outros sinais, destinadas à comunicação entre pontos fixos determinados, utilizando processos de telefonia. Estão incluídos nessa categoria os serviços de telefonia fixa comutada - STFC, tais como: #- os serviços de telefonia destinada ao uso do público em geral #- os serviços de telefonia fixa local #- os serviços de telefonia fixa de longa distância nacional #- os serviços de telefonia fixa de longa distância internacional
- O acesso à internet por operadoras de centrais de comutação e meios de comunicação
Frequently asked questions
How many companies have main CNAE 6110-8/01 in Rio de Janeiro?
73 active companies have CNAE 6110-8/01 as their main activity in Rio de Janeiro, according to the Receita Federal's October 2026 publication. That is 0.0 of every 100 companies there, against 0.0 in Brazil.
Which of Rio de Janeiro's cities has the most companies in this activity?
Rio de Janeiro, with 58, 79.5% of the state's companies in this activity.
Why can this total differ from the companies operating in this state?
This scope counts active companies by their head office and registered main activity. A company may operate in this state through a branch or carry out the activity as a secondary activity and be excluded from the count. The registered address and CNAE do not establish every operating location or service.
Does active status mean a company is qualified for a contract?
No. Active status describes the Receita Federal registration. It does not establish tax compliance, creditworthiness, licences, ability to fulfil a contract or quality. Check the relevant official documents and the contract's requirements.
How we count
Active companies with this as their main activity, counted by head office in Rio de Janeiro.