What is what area code is 432?

The area code 432 is a telephone area code in the North American Numbering Plan (NANP) for the state of Texas in the United States. It covers the western portion of the state, including cities such as Midland, Odessa, and Big Spring. The 432 area code was created in 2003 as an overlay of the existing 915 area code to accommodate the growing demand for telephone numbers in the region.