What is tamaulipas area code?

The area code for Tamaulipas, a state in northeastern Mexico, is 834. This code covers several cities in the state, including Ciudad Victoria, Tampico, Reynosa, Matamoros, and Nuevo Laredo. Calls made to Tamaulipas from outside the state or country require the use of the international dialing code +52, followed by the area code and the local phone number.