Seridó Oriental was a microregion in the Brazilian state of Rio Grande do Norte. It had a total area of 3,825.73 square kilometers (1,477.1 sq mi).
Municipalities The microregion consisted of the following municipalities:Instituto Brasileiro de Geografia e Estatística, territorial division. Acari Carnaúba dos Dantas Cruzeta Currais Novos Equador Jardim do Seridó Ouro Branco Parelhas Santana do Seridó São José do Seridó
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