INDIANAPOLIS, Ind. (WNDU) - Everyone in northern Indiana’s 574 and 219 telephone area codes will be required to use 10 digits, rather than seven, to make local phone calls beginning later this year.

(WNDU) - Beginning Saturday, Apr. 24, everyone in northern Indiana’s 574 and 219 telephone area codes is encouraged to start using 10 digits, rather than seven, to make local phone calls. Local calls ...

The change went into effect earlier this year, but it's now mandatory: local calls in the 574 and 219 area codes, in northern Indiana and southwest Michigan, require you to dial all 10 digits of a ...