The 937 area code serves southwest-central Ohio, covering Dayton, Springfield, and the Miami Valley. Created in 1996 in a split from Cincinnati’s 513 code, it is now overlaid by area code 326. If a 937 number has appeared on your caller ID, this guide explains where it comes from, how to dial it, and how to stay safe from spoofed calls.
Quick Summary: Area Code 937 at a Glance
| Detail | Information |
|---|---|
| Area Code | 937 |
| State | Ohio (OH) |
| Major Cities | Dayton, Springfield, Middletown, Beavercreek |
| Time Zone | Eastern Time (ET) |
| Country Code | +1 (USA) |
| Overlay Codes | 326 (co-located) |
Geographic Coverage & Major Cities
Area code 937 covers southwest-central Ohio, including Montgomery, Clark, Greene, Miami, and neighboring counties. It is anchored by the Dayton metro and the Miami Valley.
- Dayton – the largest city in the region, birthplace of aviation and home to Wright-Patterson Air Force Base
- Springfield – a Clark County manufacturing hub
- Middletown & Beavercreek – communities between Dayton and Cincinnati
- Troy, Xenia & Piqua – established Miami Valley towns
From aviation heritage to a major Air Force base, a 937 number is closely tied to the identity of the Dayton region.
A Brief History of Area Code 937
Area code 937 was created in 1996 in a split from the 513 code, taking the Dayton and Springfield areas as southwest Ohio grew. The 326 overlay was later assigned to the same region as a relief code, and the area uses 10-digit dialing.
Time Zone & Best Time to Call
Numbers in the 937 area code use Eastern Time (ET). The region observes Daylight Saving Time, shifting from EST (UTC-5) to EDT (UTC-4) between March and November each year.
How to Dial Phone Numbers in Area Code 937
Because 937 shares its region under an overlay, the area requires 10-digit dialing on every call.
Calling within the United States or Canada
- 10-digit dialing: Include the area code – 937-XXX-XXXX.
- 11-digit dialing: You can also dial 1-937-XXX-XXXX; the leading 1 is the NANP country code.
Calling from outside the United States
- Format: [exit code] + 1 + 937 + XXX + XXXX
- From the UK, Europe, or most of Asia/Africa: 00 1 937 XXX XXXX
- From any mobile phone worldwide: +1 937 XXX XXXX
Is Area Code 937 a Scam? Safety & Protection Tips
Area code 937 is a legitimate Ohio area code – a call from it is not fraudulent by default. However, scammers frequently spoof local codes like 937, faking the caller ID so their number appears to come from a trusted local line. Neighbor spoofing, which mimics the first six digits of your own number, is especially common.
Common scam tactics linked to this region
| Scam type | What to watch for |
|---|---|
| Government & military impersonation | Callers posing as the IRS, SSA, or VA targeting the Wright-Patterson community |
| Bank & card fraud alerts | Claims of suspicious activity seeking your account details |
| Utility shut-off threats | Fake AES Ohio (Dayton Power) disconnection demands |
| Package delivery scams | Fake texts or calls about a failed delivery with a bad link |
How to report, block, and look up 937 callers
- Never share personal or financial details with an unexpected caller, however urgent they sound.
- Block the number using your phone’s built-in call-blocking feature or a reputable call-screening app.
- Look up the number with a trusted reverse phone lookup before returning any call.
- Report it to the FTC at reportfraud.ftc.gov and register at DoNotCall.gov.
Nearby & Related Area Codes in Ohio
Area code 937 shares and borders several other Ohio codes:
- 326 – the overlay assigned to share the Dayton region with 937 (see our 326 area code guide)
- 513 & 283 – the Cincinnati area to the south, from which 937 split (see our 513 area code guide)
- 614 & 380 – Columbus to the east (see our 614 area code guide)
- 419 & 567 – northwestern Ohio to the north (see our 419 area code guide)
Explore more codes across the state on our Ohio area codes hub, or browse every prefix in our US area codes directory.
↑ See the complete list of All US Area Codes by State – every area code across all 50 states in one directory.
Explore Neighboring States
Researching area codes just across the state line? Start with these codes in the states that border Ohio:
- Michigan – area code 313
- Indiana – area code 317
- Kentucky – area code 502
- West Virginia – area code 304
- Pennsylvania – area code 215
Frequently Asked Questions About Area Code 937
Where is the 937 area code located?
Area code 937 covers southwest-central Ohio, including Dayton, Springfield, Middletown, and Beavercreek. It operates on Eastern Time and is overlaid by area code 326.
What is the difference between 937 and 326?
There is no geographic difference. 326 is an overlay assigned to the same Dayton-region territory as 937, to supply more phone numbers.
Is 937 a landline or cell phone area code?
Both. Area code 937 serves landlines, mobile phones, and VoIP numbers throughout the Dayton region.
Should I answer a call from an unknown 937 number?
If you are not expecting the call, let it go to voicemail. Legitimate callers leave a message, while spoofed or robocall numbers usually will not. Verify any unfamiliar number with a reverse lookup before calling back.
Related 937 Guides
- Is a 937 call safe? Read Is area code 937 a scam? Spam & safety guide.
- Local coverage: see the Dayton area code guide.
- Worried about spam or robocalls? Browse our Scam Alerts directory.