This map shows the overlay of the 854 area code in the entire 843 zone, where dialing 10 digits for each phone number, including the area code, takes effect Sept. 19. Courtesy of Horry Telephone ...

CLEVELAND, Ohio — Few things feel more like home than seeing the area code you grew up dialing. But if you’re used to seeing the 440 used in many of Cleveland’s suburbs, change is on the horizon.