With this string of victories, Itzcoatl took the title Culhua teuctli, "Lord of the Culhua" while Totoquilhuaztli, king of Tlacopan, took the title Tepaneca teuctli, "Lord of the Tepanecs".
In 1439, Itzcoatl undertook a campaign outside the Valley of Mexico against Cuauhnahuac (Cuernavaca).