937 Area CodeDayton, OH
Area code 937 covers Dayton and nearby communities in Ohio, in the Eastern Time (ET) zone, home to about 1 million people across 169 cities. It overlays 326, so the same region uses both and every local call needs all ten digits.
Where is area code 937?
Area code 937 serves part of Dayton, OH and the surrounding areas. It has a single overlay (326) that serves the same area.
Overview of the 937 Area Code
What is the 937 area code?
The 937 area code serves Dayton, Ohio, alongside other established area codes. When you see a 937 number, it indicates a local number within this geographic area.
Why was area code 937 created?
The 937 area code was introduced as an overlay to add numbers in Dayton once the existing area code 326 began to run out of available prefixes. It added a new supply of numbers without requiring current residents to change their existing digits.
Geographic Coverage of the 937 Area Code
The 937 area code serves Dayton and surrounding areas in Ohio. It operates within the Eastern Time (ET) time zone. It complements the coverage of area code 326. This area code covers several key cities, including:
- Dayton
- Springfield
- Kettering
- Middletown
- Beavercreek
- Huber Heights
Got a call from a 937 number? It came from Dayton, OH. Since 937 overlays with 326, every local call in the region needs all ten digits to land on the right line. Inside 937, Dayton holds about 13% of the population; the rest is split across 168 smaller cities.
Dayton Area Codes Overview
Dayton is served by multiple area codes, reflecting its telecommunications needs. The 937 area code operates alongside 326. Here are the area codes serving this region:
The introduction of the 937 area code helped prevent number exhaustion, ensuring a continuous supply of phone numbers across the geographic area.
What cities does area code 937 cover?
| City | State | Population | % of Area Code | % of City |
|---|---|---|---|---|
| Dayton | OH | 136,346 | 1% | 100% |
| Springfield | OH | 58,138 | 0% | 100% |
| Kettering | OH | 57,028 | 0% | 100% |
| Middletown | OH | 52,291 | 0% | 6% |
| Beavercreek | OH | 48,012 | 0% | 100% |
| Huber Heights | OH | 43,590 | 0% | 100% |
| Fairborn | OH | 35,105 | 0% | 100% |
| Marysville | OH | 29,276 | 0% | 95% |
| Troy | OH | 27,122 | 0% | 100% |
| Centerville | OH | 26,311 | 0% | 100% |
* Sources: Population – U.S. Census Bureau PEP, Vintage 2024 (SUB-IP-EST2024-POP). Area code assignments – NANPA CO Code data. See our data methodology.
Has area code 937 been reported for unwanted calls?
Yes – 462 unwanted-call complaints were reported to the FTC for numbers showing a 937 area code (May 29 – Jul 2, 2026).
- 51% robocalls
- ↑ 14% vs prior period
Most-reported subjects
- Other66%306
- Dropped call or no message11%51
- Calls pretending to be government, businesses, or family and friends6%30
* Caller ID is easily spoofed, so these figures reflect the number shown on caller ID, not the caller's true location – an area code alone never identifies a caller. The FTC does not verify the facts in these complaints. Source: FTC Do Not Call (DNC) Reported Calls Data, retrieved 2026-07-05.
Which prefixes and exchanges belong to area code 937?
77% assigned to a telco
- 72% Landline
- 28% Wireless
- 0% Unknown
| Prefix | Usage | Carrier |
|---|---|---|
| (937)200- | Landline | Teleport Communications America |
| (937)201- | Wireless | Usa Mobility Wireless |
| (937)202- | Landline | Level 3 Communications |
| (937)203- | Wireless | Verizon Wireless |
| (937)204- | Wireless | New Cingular Wireless Pcs |
| (937)205- | Wireless | Verizon Wireless |
| (937)206- | Wireless | Verizon Wireless |
| (937)207- | Wireless | Verizon Wireless |
| (937)208- | Landline | Ohio Bell Tel Co |
| (937)209- | Landline | Aerial Communications |
Frequently Asked Questions about the 937 Area Code
Who called me from a 937 number?
A 937 number is assigned to Dayton, Ohio, so a call may come from there. But caller ID is easy to fake, and scammers often spoof a local 937 code to look nearby, so a 937 number doesn't prove the caller is local. Recently, 462 unwanted-call complaints were reported to the FTC for numbers showing the 937 code (51% flagged as robocalls). If you don't recognize the number, let it go to voicemail; a real caller will leave a message.
Is 937 a scam area code?
No area code is a scam on its own. 937 is a normal, officially assigned code for Dayton, Ohio. Spam callers spoof local codes to raise the odds you answer, so 937 on your caller ID says nothing about who is really calling. Recently, 462 unwanted-call complaints were reported to the FTC for numbers showing the 937 code (51% flagged as robocalls). Judge the call itself, not the area code.
Why do I keep getting calls from the 937 area code?
Repeated calls from different 937 numbers are usually spoofing: a robocaller rotates through 937 numbers so each call looks local and slips past simple blocks. Recently, 462 unwanted-call complaints were reported to the FTC for numbers showing the 937 code (51% flagged as robocalls). Blocking one number rarely helps; voicemail screening, your carrier spam filter, and the Do Not Call Registry work better.
Should I answer an unknown 937 number?
If you aren't expecting a 937 call, let it ring to voicemail. Legitimate callers leave a message, most robocallers hang up when no one picks up, and answering can mark your number as active and bring more calls.
How do I block calls from the 937 area code?
Block a single 937 number from your recent-calls list (iPhone: tap the number, then Block this Caller; Android: tap the number, then Block or report spam). To cut the volume, turn on Silence Unknown Callers on iPhone or spam protection on Android, enable spam filtering from your carrier, and register at DoNotCall.gov. Blocking the entire 937 code also stops legitimate local calls, so use it only as a last resort.
Where is area code 937?
Area code 937 covers Dayton and the surrounding area in Ohio, spanning 169 cities with about 1,012,347 residents. It shares its area with overlay code 326.
Is 937 a real area code?
Yes. 937 is an active code in the North American Numbering Plan, assigned by NANPA and in service for Dayton, Ohio. A real code can still show up on spoofed spam calls, so treat unknown 937 calls with normal caution.
What timezone is the 937 area code in?
The 937 area code is in the Eastern Time (ET). Because a number can be kept when someone moves or switches to VoIP, a specific 937 caller may not be in that zone.
How do I call a 937 number from abroad?
From outside the US, dial your country's exit code, then 1 (the US country code), then 937 and the seven-digit number. From a mobile phone you can usually just enter +1 937 followed by the number and let the phone add the exit code for you.