CNAE 8630-5/04 · Rio das Ostras (RJ)

Atividade odontológica in Rio das Ostras (RJ)

89 active companies are headquartered in Rio das Ostras (RJ) with this CNAE as their main activity. They represent less than 0.1% of Brazil's active companies with the same main activity.

Source: Receita Federal, CNPJ Open Data · October 2026 publication

The same activity in Brazil 128,128 · Rio de Janeiro 8,250

What this list shows

We count each active company once, by its head office in the city 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 das Ostras (RJ): 89; less than 0.1% of Brazil's
Of every 100 companies in Rio das Ostras (RJ): 0.4; do this activity
Among Rio de Janeiro's cities: 16th; by companies in this activity

Active companies in Rio das Ostras (RJ)

More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 1 of 3

V VIANA DE ARAUJO ODONTOLOGIA LTDARio das Ostras (RJ)
DR RODOLFO CARVALHO CLINICA DE ODONTOLOGIA E ESTETICA LTDARio das Ostras (RJ)
EXACTA ODONTOLOGIA DE RIO DAS OSTRAS LTDARio das Ostras (RJ)
CLINICA CIRURGICA ODONTOLOGICA RIO DAS OSTRAS LTDARio das Ostras (RJ)
DCLIN ODONTOLOGIA LTDARio das Ostras (RJ)
CLINICA ODONTOLOGICA H2D SENTINELI LTDARio das Ostras (RJ)
CLINICA ODONTOLOGICA F S G COUTO LTDARio das Ostras (RJ)
ADM ODONTOLOGIA LTDARio das Ostras (RJ)
R M AVILA CONSULTORIO ODONTOLOGICO LTDARio das Ostras (RJ)
T S BRANDAO ORTO SERVICOS ODONTOLOGICOS LTDARio das Ostras (RJ)
DANIELLE VIANA ODONTOLOGIA LTDARio das Ostras (RJ)
CLINICA MARINS LTDARio das Ostras (RJ)
JULIANA RAMOS SILVA ODONTOLOGIA LTDARio das Ostras (RJ)
ORTHODONTICA DE RIO DAS OSTRAS LTDARio das Ostras (RJ)
PRIDE SORRISO RIO DAS OSTRAS LTDARio das Ostras (RJ)
AMARSORRIR SERVICOS ODONTOLOGICOS LTDARio das Ostras (RJ)
INSTITUTO AMANDA CARVALHO ODONTOLOGIA E ESTETICA AVANCADA LTDARio das Ostras (RJ)
DOUTORA INDY ANA TURL CONSULTORIO DENTARIO LTDARio das Ostras (RJ)
CLINICA ODONTOLOGICA E MEDICA DE RIO DAS OSTRAS LTDARio das Ostras (RJ)
ODONTOFORTES - CLINICA ODONTOLOGICA LTDARio das Ostras (RJ)
RIO DAS OSTRAS ODONTORio das Ostras (RJ)
PBL ODONTOLOGIA LTDARio das Ostras (RJ)
ODONTO MAIS ODONTOLOGIA LTDARio das Ostras (RJ)
W R SOARES CONSULTORIO ODONTOLOGICO LTDARio das Ostras (RJ)
ULTRACLINI ODONTOLOGIA E ESTETICA AVANCADA LTDA.Rio das Ostras (RJ)
CENTRO INTEGRADO DE TRATAMENTO ODONTOLOGICO LTDARio das Ostras (RJ)
R W ONOFRE CENTRO ODONTOLOGICO LTDARio das Ostras (RJ)
BERBERT ODONTOLOGIA LTDARio das Ostras (RJ)
R.S SILVA CONSULTORIO ODONTOLOGICO LTDARio das Ostras (RJ)
ODONTOLOGIA & SAUDE SERVICOS E COMERCIO LTDARio das Ostras (RJ)

List limited to 89 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 das Ostras (RJ)0.4
Rio de Janeiro0.4
Brazil0.5

In Rio das Ostras (RJ), the activity weighs less than 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 49.1% 4,050
2 Niterói 6.7% 550
3 Nova Iguaçu 4.4% 363
4 Duque de Caxias 3.7% 307
5 São Gonçalo 3.0% 247
6 Campos dos Goytacazes 2.8% 233
7 Volta Redonda 2.2% 180
8 Cabo Frio 1.9% 158
9 Petrópolis 1.7% 142
10 Macaé 1.7% 141

20 more cities

11 Nova Friburgo 105
12 Teresópolis 102
13 São João de Meriti 101
14 Angra dos Reis 93
15 Maricá 90
16 Rio das Ostras 89
17 Resende 87
18 Nilópolis 72
19 Itaboraí 67
20 Magé 64
21 Belford Roxo 63
22 Barra Mansa 56
23 Araruama 52
24 Itaperuna 51
25 Saquarema 45
26 Itaguaí 42
27 Três Rios 42
28 Barra do Piraí 40
29 Valença 40
30 Queimados 38

Class 8630-5 in Rio das Ostras (RJ)

atividades de atenção ambulatorial executadas por médicos e odontólogos, by subclass

Subclass	Active
8630-5/01 Atividade médica ambulatorial com recursos para realização de procedimentos cirúrgicos	7
8630-5/02 Atividade médica ambulatorial com recursos para realização de exames complementares	23
8630-5/03 Atividade médica ambulatorial restrita a consultas	78
8630-5/04 Atividade odontológica · this one	89
8630-5/06 Serviços de vacinação e imunização humana	1
8630-5/07 Atividades de reprodução humana assistida	0
8630-5/99 Atividades de atenção ambulatorial não especificadas anteriormente	15

Close to this: 3250-7/06 · Serviços de prótese dentária, 3 companies in Rio das Ostras (RJ).

What activity 8630-5/04 is

As atividades de consultas e tratamento odontológico, de qualquer tipo, prestadas a pacientes em clínicas e consultórios odontológicos, em hospitais, em clínicas de empresas, bem como, no domicílio do paciente
As atividades de unidades móveis terrestres equipadas de consultório odontológico
As atividades de unidades móveis fluviais equipadas de consultório odontológico

See everything this activity covers

Frequently asked questions

How many companies have main CNAE 8630-5/04 in Rio das Ostras (RJ)?

89 active companies have CNAE 8630-5/04 as their main activity in Rio das Ostras (RJ), according to the Receita Federal's October 2026 publication. That is 0.4 of every 100 companies there, against 0.5 in Brazil.

Which of Rio de Janeiro's cities has the most companies in this activity?

Rio de Janeiro, with 4,050, 49.1% of the state's companies in this activity.

Why can this total differ from the companies operating in the city?

This scope counts active companies by their head office and registered main activity. A company may operate in the city 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 das Ostras (RJ).