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Area code 740

Area code 740 Newark, Ohio

Area code 740 is in Ohio, with numbers assigned in Newark, Lancaster, Portsmouth and 158 more places. It’s 12:13 AM there now.

State
Ohio15 area codes in Ohio
Time zone
Eastern12:13 AM there now
Exchanges
786161 places
Overlay
220Same area, 10-digit dialing
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Where area code 740 is

Numbers in 740 are assigned to 161 places in 36 counties: Licking County, Fairfield County, Muskingum County, Belmont County, Athens County, Delaware County, plus 30 more.

No single place dominates: Newark, the largest, has 4% of the exchanges.

  • Newark33
  • Lancaster29
  • Portsmouth28
  • Zanesville25
  • Athens23
  • Marion21
  • Chillicothe20
  • Delaware19
  • Steubenville19
  • St. Clairsville17
  • Mount Vernon17
  • Marietta16
  • Ironton14
  • Cambridge14
  • Coshocton13
  • Circleville12
  • Gallipolis12
  • Washington Court House12
  • London10
  • Jackson10
  • Pataskala10
  • Logan8
  • Waverly8
  • New Lexington8

Phone companies in 740

786 blocks of numbers in 740 are held by 39 phone companies. The most belong to Frontier (123), AT&T (105) and Verizon Wireless (82).

A mix: about 19% wireless, 41% local phone and cable and 39% other carriers, including internet phone services.

A block’s holder is the company it was first assigned to; numbers can move to other carriers since.

History and overlays

740 went into service in 1997, added to the area of 614.

220 (since 2015) shares the same area, so a new number there can get any of these codes and local calls are dialed with all 10 digits.

25 new exchanges were assigned since 2021, the latest in August 2025.

Calling 740

It’s 12:13 AM Eastern time in 740 right now.

From elsewhere in the U.S., dial 1, 740 and the 7-digit number; inside the area, all 10 digits too.

Nearby area codes

Ohio has 15 area codes: 216, 220, 234, 283, 326, 330, 380, 419, 436, 440, 513, 567, 614, 740 and 937.

From the North American Numbering Plan Administrator’s area code and exchange records (10/22/2026) and U.S. Census place and county names. Places and companies are where number blocks were assigned, not where anyone lives or which carrier a number uses today.

Map of the 740 area code

Map of the 740 area code around Newark, Lancaster and Portsmouth, Ohio.

Interactive map © OpenStreetMap contributors

Cities on the map

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Questions about 740

Where is area code 740?

In Ohio, covering Newark, Lancaster and Portsmouth and other places across 36 counties.

What time zone is 740 in?

Eastern time. It was 12:13 AM there when this page loaded.

Is 740 an overlay?

Yes. 220 serves the same area, so dial all 10 digits for local calls.

Which phone companies have 740 numbers?

39 companies hold blocks; the most belong to Frontier, AT&T and Verizon Wireless. About 19% of blocks are wireless.

Is 740 running out of numbers?

Not on record. 25 new exchanges have been assigned since 2021.