The municipality of Chicontepec is delimited to the north by Tantoyuca and Ixcatepec, to the east by Temapache and Tepetzintla, to the south by Ixhuatlán de Madero, and to the west by Hidalgo.
The municipality of Chontla is delimited to the west by Tantoyuca, to the south by Ixcatepec and Tepetzintla, to the east by Citlaltepec and Ozuluama.
The municipality of Ixcatepec is delimited to the north and north-east by Chontla, to the west by Tantoyuca, to the south by Chicontepec de Tejeda and to the south-east by Tepetzintla.
The municipality of Tancoco is delimited to the north by Tamalín and Naranjos Amatlán, to the east by Tamiahua, to the south by Cerro Azul and Tepetzintla, to the west by Chontla.
The municipality of Temapache is delimited to the north by Tepetzintla, Cerro Azul and Tamiahua to the east by Tuxpam, to the south by Tihuatlán, Castillo de Teayo and Puebla State, to the south-west by Ixhuatlán de Madero.