All of Florida fell under the 305 area code, but eventually the 904 was introduced and became what is known as Northeast Florida (WJXT) JACKSONVILLE, Fla. – Yep. You read that headline right. The ...

JACKSONVILLE, Fla. – Sept. 4 in Jacksonville is known as 904 Day, a day named after our area code (904, of course) that really makes you want to scream “DUUUVAL!” Area code 904 is the telephone area ...