published by the  conselho nacional de justiça, a public institution aiming to improve the work of the Brazilian legal system, on this link it is possible to find the exact and updated addresses of cartórios throughout rio de janeiro city and state.

a very popular resource for anyone researching a notary office in rio de janeiro is the blog dos cartórios, a website specialized in publishing information, reviews, and tips on this type of offices throughout brazil - including a very interesting history of cartórios in brazil on this link.