A new dialing procedure for 318 area codes is going into effect soon, and a new area code is being introduced. Here's what to know.

Starting Aug. 25, all local calls made within the 318 area code must be dialed using 10 digits (area code + the 7-digit telephone number).

SHREVEPORT, La. (KSLA) - Beginning September 2025, a new 457 area code will be introduced to overlay the existing 318 area code region. This overlay means the new code will cover the same geographic ...