Original: The Maya civilization participated in long distance trade with many of the other Mesoamerican cultures, including Teotihuacan, the Zapotec and other groups in central and gulf-coast Mexico, as well as with more distant, non-Mesoamerican groups, for example the Tainos in the Caribbean.
Simplified: They traded with many of the other Mesoamerican cultures, such as Teotihuacan, the Zapotec, and other groups in central and gulf-coast Mexico.