Area Code 740 at a Glance
| Area code | 740 |
| Region | Ohio |
| Country | United States |
| Primary timezone | America/New_York |
| Dialing format | +1 (740) NXX-XXXX |
Cities and Places Using Area Code 740
Based on prefix-level carrier data, area code 740 covers places including:
- Newark, OH
- Zanesville, OH
- Lancaster, OH
- Chillicothe, OH
- Portsmouth, OH
- Marion, OH
- Delaware, OH
- Circleville, OH
- Marietta, OH
- Steubenville, OH
- Jackson, OH
- Cambridge, OH
Frequently Asked Questions
Where is area code 740?
Area code 740 serves Ohio, United States.
Who is calling me from area code 740?
A call from area code 740 most likely originates from Ohio, but caller ID can be spoofed. If an unknown caller asks for personal or payment information, hang up and call the organization back on its official number.
How do I dial a 740 number?
Within North America: dial 1-740 followed by the 7-digit number. From abroad: your international prefix (like 00 or +), then 1 740 and the number.