Caldwell, Ohio Area Code

Caldwell, OH Area Codes are

Caldwell, OH is officially utilizing two area codes which are area codes 740 and 220.

In addition to Caldwell, OH area code information read more details about area code 740, area code 220, and Ohio area codes.

Caldwell, OH is located in Noble County and observes the Eastern Time Zone. View our Times by Area Code tool.

Ohio Area Code Map