ISO 3166-2:BR is the entry for BrazilinISO 3166-2, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), which defines codes for the names of the principal subdivisions (e.g. provinces or states) of all countries coded in ISO 3166-1.
Currently for Brazil, ISO 3166-2 codes are defined for 26 states and 1 federal district. The Federal District has a special status similar to the states.
Each code consists of two parts, separated by a hyphen. The first part is BR, the ISO 3166-1 alpha-2 code of Brazil. The second part is two letters, widely used in Brazil as abbreviations of the states and federal district.
Subdivision names are listed as in the ISO 3166-2 standard published by the ISO 3166 Maintenance Agency (ISO 3166/MA).
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| Code | Subdivision name (pt) | Subdivision category |
|---|---|---|
| BR-AC |  Acre
|
state |
| BR-AL |  Alagoas
|
state |
| BR-AP |  Amapá
|
state |
| BR-AM |  Amazonas
|
state |
| BR-BA |  Bahia
|
state |
| BR-CE |  Ceará
|
state |
| BR-DF |  Distrito Federal
|
federal district |
| BR-ES |  Espírito Santo
|
state |
| BR-GO |  Goiás
|
state |
| BR-MA |  Maranhão
|
state |
| BR-MT |  Mato Grosso
|
state |
| BR-MS |  Mato Grosso do Sul
|
state |
| BR-MG |  Minas Gerais
|
state |
| BR-PA |  Pará
|
state |
| BR-PB |  Paraíba
|
state |
| BR-PR |  Paraná
|
state |
| BR-PE |  Pernambuco
|
state |
| BR-PI |  Piauí
|
state |
| BR-RJ |  Rio de Janeiro
|
state |
| BR-RN |  Rio Grande do Norte
|
state |
| BR-RS |  Rio Grande do Sul
|
state |
| BR-RO |  Rondônia
|
state |
| BR-RR |  Roraima
|
state |
| BR-SC |  Santa Catarina
|
state |
| BR-SP |  São Paulo
|
state |
| BR-SE |  Sergipe
|
state |
| BR-TO |  Tocantins
|
state |
The following codes were used for previous states and territories:[1][2]
IBGE conventions for numerical representation of each current federation unit, where the first digit is the region and the second digit its element:
| Region | Federation units |
|---|---|
| Norte prefix 1
|
RO AC AM RR PA AP TO11 12 13 14 15 16 17
|
| Nordeste prefix 2
|
MA PI CE RN PB PE AL SE BA 21 22 23 24 25 26 27 28 29
|
| Sudeste prefix 3
|
MG ES RJ SP31 32 33 35
|
| Sul prefix 4
|
PR SC RS41 42 43
|
| Centro-Oeste prefix 5
|
MS MT GO DF50 51 52 53
|
This is not part of the ISO standard but there is a direct mapping between ISO codes and IBGE numbers. IBGE is the authority for the ISO codes and defined both codes and numbers.