The area code 303 is located in Aurora, Colorado.
The telephone area code "303" is the designated code for Aurora, Colorado. Located in the heart of the state, this area code covers a wide range of essential services and bustling communities. From picturesque parks to vibrant local businesses, there's always something exciting happening in this thriving city. So, whether you're a resident, a visitor, or just curious about the area, dive into the wonders of Aurora with a little help from area code 303.