937 area code
Dayton area, Eastern Time.Area code 937 covers Dayton, Springfield, Beavercreek and 120 more places in Ohio, on Eastern Time. 326 covers the same area.
Right now in Dayton
Eastern Time (EST, UTC-5; EDT, UTC-4 in summer)
Calling hours: Every day, 8 AM to 9 PM (the federal rule)
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Where 937 numbers come from
Numbers are issued by rate center, a billing area named for its main town. 937 has 123. Each one's share is how many 937 numbers start there. Its biggest metro area is Dayton-Kettering-Beavercreek, OH.
- Dayton32%
- Springfield5%
- Beavercreek2%
- Xenia2%
- Bellefontaine2%
- Marysville2%
- Sidney2%
- Wilmington2%
Also: Fairborn, Piqua, Greenville, Troy, Vandalia, Miamisburg West Carrollton, New Carlisle, Hillsboro, Franklin, Enon, Georgetown, Eaton + 103 more
Share of exchanges (blocks of 10,000 numbers). Source: NANPA rate center and exchange reports, November 10, 2026
When can you call a 937 number?
Sales calls to homes and cell phones have legal hours, set by the federal rule. Hold every 937 number to them, since you can't tell a work line from a personal cell.
What applies to 937Every day, 8 AM to 9 PM
- Federal (TCPA and FTC rule)Every day, 8 AM to 9 PMCalls to residential and mobile numbers. Most calls to businesses are exempt from the FTC's rule.47 CFR 64.1200(c)(1); 16 CFR 310.4(c) (opens in a new tab)
Local time comes from the area code, not from where the person is today. Mobiles keep their number when they move. Calling hours here are a guide, not legal advice. Every state's calling hours, with sources
937 and 326
937 went into service on September 28, 1996, split off from 513. 937 and 326 cover the same area, so new numbers can get either code and neighbors can have different area codes. 937 holds 90% of the area's exchanges; 326 holds the rest. Local calls take all 10 digits.
- 1996937 starts
- 2020326 overlay
Source: NANPA area code database
Calling a list of 937 numbers?
Paste it into the free phone number validator. It checks every number, finds each one's time zone and sorts the list by who you can call right now.
937 area code FAQ
What area code is 937?
937 is an Ohio area code for Dayton, Springfield, Beavercreek, Xenia and 119 more places.
What time zone is the 937 area code in?
Eastern Time (EST, UTC-5; EDT, UTC-4 in summer).
Is 326 the same as 937?
Same area, different code. 937 and 326 cover the same area (an overlay), so new numbers can get any of them and local calls take all 10 digits.
What are the calling hours for 937 numbers?
Every day, 8 AM to 9 PM, local time, under the federal rule.
When did the 937 area code start?
On September 28, 1996. It was split from 513.
Calling 937 numbers? Reach more of them.
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