This document is a notification regarding the introduction of the new 436 area code in the Ohio 440 area code region. The Public Utilities Commission of Ohio has approved an all-services overlay to ensure a continuing supply of telephone numbers. The 440 area code serves northern Ohio, including suburbs of Cleveland and larger cities such as Elyria and Parma. The new 436 area code will serve the same geographic area as the existing 440 area code. Starting March 1, 2024, customers may be assigned a number in the new 436 area code when requesting new service or an additional line. Customers will need to continue dialing 10 digits for local calls and ensure that their equipment recognizes the new area code. The document outlines what will remain unchanged, including current telephone numbers and call pricing. It also provides contact information for inquiries related to this change.