In November 2016, the implementation of the 463 area code for central Indiana led to 10-digit dialing being required for Indianapolis residents, including those with existing numbers in the 317 ...

A new area code -- 463 -- is set to join 317 in serving Indianapolis-area telephone users in spring 2016. NANPA map Dan Carden ...

They say the change is necessary so the new 463 area code can be added to the region this fall. The new area code will "overlay" the entire 317 region. The 317/463 overlay is being implemented in ...

Beginning Oct. 15, all consumers in Central Indiana's 317 telephone area code will be required to use 10 digits to make local telephone calls. If you try to complete a local phone call with just ...

A new area code will overlay the entire 317 region that includes Indianapolis and most of its suburbs. Beginning in mid-November, newly assigned telephone numbers may have a 463 area code.

But that idea isn't a new one. IURC already applied an all-services overlay proposal to the 812 area code earlier this year, and the group already established a southern Indiana plan to focus on 317.

INDIANAPOLIS (AP) — 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 ...