The area code 779 is located in Joliet, Illinois.
Discover the 779 area code, home to vibrant Joliet, Illinois! Situated just southwest of the Windy City, this area code serves as a vital communication link for the Joliet community. Whether you're a local resident, a business owner, or simply curious about the area, 779 connects you to the people and places that make Joliet thrive. From exploring historical landmarks to indulging in delicious local cuisine, Joliet offers a multitude of exciting experiences to discover. So, if you're searching for information about area code 779, you've come to the right place!