Area codes in Mexico by code (900-999)
The range of area codes 900-999 in Mexico is reserved for Campeche, Chiapas, Oaxaca, Puebla, Quintana Roo, Tabasco, Veracruz and Yucatán.
(For other areas, see Area codes in Mexico by code).
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Wikipedia
The range of area codes 900-999 in Mexico is reserved for Campeche, Chiapas, Oaxaca, Puebla, Quintana Roo, Tabasco, Veracruz and Yucatán.
(For other areas, see Area codes in Mexico by code).