An earthquake of 5.9 magnitude on the ritcher scale shook southern Mexico before dawn on Sunday.
The quake was felt as far away as Mexico City, prompting buildings to sway and some people to rush into the streets.
There were no immediate reports of damage.
It struck 29 kilometers (18 miles) northeast of the town of Pinotepa de Don Luis, in the southern Mexican state of Oaxaca, at a depth of 24.4 kilometers.
Luis Felipe Puente, the national head of emergency services, said on Twitter that there were no immediate reports of damage in much of southern Mexico, including the states of Puebla, Chiapas and Guerrero.
In a tweet, Mexico City Mayor Miguel Angel Mancera said there were no reports of damage or injuries in the city.
