Zip Area Code

Area code 740

Area code 740 is an Ohio area code, in service since December 6, 1997.

It was added as an overlay on 614: both codes serve the same area, so neighbors can have numbers in either one.

220 serves the same area too.

Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

It is in the Eastern Time zone.

State
Ohio
In service since
December 6, 1997
Overlays
220
Local dialing
ten digits; dialing 1 plus ten digits also works
Time zone
Eastern Time
ZIP codes
311

Map

Map of the 740 area codeThe shaded area shows where 740 numbers are rated, with the neighboring area codes outlined around it.540606301812260419724859304502513330765614937412AthensNewarkLancasterPortsmouthMarionSteubenvilleDelawareMarietta
Approximate 740 coverage, drawn from U.S. Census ZIP code areas and NANPA rate centers. Dashed lines are state borders.

Main cities in area code 740

Overlays and neighboring area codes

Overlay, serving the same area: 220.

Neighboring area codes: 540, 606, 301, 812, 260, 419, 814, 724, 859, 304, 502, 513, 330, 765, 614, 937, 412.

Counties in area code 740

Towns in area code 740

And 343 more towns: every town in Ohio.