Lookup › Area code 740
740 Area Code — Columbus, Ohio
Area code 740 serves Columbus, OH.
Most looked-up 740 numbers
Phone prefixes in 740
Carriers serving 740
- Verizon (2 numbers)
- Aerial Communications (2 numbers)
- Bandwidth (1 numbers)
- At&t (1 numbers)
- Peerless Network Of Ohio, LLC (1 numbers)
- Ameritech Ohio (1 numbers)
Frequently asked questions
Where is area code 740?
Area code 740 serves Columbus, OH.
What prefixes are in area code 740?
Phone2.io tracks 8 phone prefixes in area code 740, with carrier and spam-report data on individual numbers.
More about area code 740
Area code 740 overview, history, and local numbers · Get a OH phone number
Last updated: April 13, 2026