Mainero is a municipality of Estado de Tamaulipas.
Boundaries: World Bank (https://datacatalog.worldbank.org/dataset/mexico-municipalities-2012) via geoBoundaries, CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/); boundaries modified
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We show Villa Mainero as the capital of Mainero. If that is wrong, tell us what it should be and where you read it.
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