Area code 779 is used for the following cities:
Click on any city to see time zone and surise sunset time.
- USA - Illinois - Amboy (+1-779)
- USA - Illinois - Braidwood (+1-779)
- USA - Illinois - Chatsworth (+1-779)
- USA - Illinois - Crystal Lake (+1-779)
- USA - Illinois - Freeport (+1-779)
- USA - Illinois - Gilman (+1-779)
- USA - Illinois - Harvard (+1-779)
- USA - Illinois - Joliet (+1-779)
- USA - Illinois - Kankakee (+1-779)
- USA - Illinois - LaSalle (+1-779)
- USA - Illinois - Lockport (+1-779)
- USA - Illinois - Mendota (+1-779)
- USA - Illinois - Morris (+1-779)
- USA - Illinois - Ottawa (+1-779)
- USA - Illinois - Sandwich (+1-779)
- USA - Illinois - South Beloit (+1-779)
- USA - Illinois - Streator (+1-779)
- USA - Illinois - Watseka (+1-779)
- USA - Illinois - Woodstock (+1-779)