State regulators are encouraging central Indiana residents who live in the 317 telephone area code to begin using 10 digits, instead of seven, when making local phone calls starting Saturday.

The Indiana Utility Regulatory Commission held a field hearing for the 317 area code today. It's the first of five hearings aimed at giving the public a chance to give their opinion on the new ...

The new area code will "overlay" the entire 317 region. The 317/463 overlay is being implemented in response to projections that 317 telephone numbers would run out by the end of this year.