The area code 309 is located in Bloomington, Illinois.
Looking for information on area code 309? Well, you've come to the right place! Area code 309 is a telephone area code that serves the city of Bloomington, located in the state of Illinois. Whether you're a resident or planning a visit, it's always handy to know the area code for this vibrant city. With a rich history and a bustling downtown area, Bloomington offers a wide range of attractions and activities for everyone to enjoy. So, next time you need to call someone in Bloomington, remember to dial 309 and stay connected!