The municipality of Atlahuilco is delimited to the north by Tlilapan, to the north-east by San Andrés Tenejapan, to the east by Tequila, Veracruz, to the south-east by Los Reyes, to the south by Xoxocotla, to the west by Soledad Atzompa and to the north-west by Huiloapan de Cuauhtémoc.
The municipality of Tlaquilpa is delimited to the north by Xoxocotla and Atlahuilco, to the east by Los Reyes, to the south by Astacinga and to the west by Puebla State.