Under the previous districting plans enacted by the INE and its predecessors, the 6th district was situated as follows:
2017–2022 :The municipality of Coacalco de Berriozábal, the northern portion of Ecatepec, and Jaltenco's southern exclave. The head town was at
Coacalco.
2005–2017 :The municipalities of Coacalco de Berriozábal and Tultepec. The head town was at Coacalco.
1978–1996 :The municipalities of
Coyotepec,
Cuautitlán,
Cuautitlán Izcalli,
Huehuetoca and
Tepotzotlán, with its head town at Cuautitlán. ==Deputies returned to Congress ==