The 336 area code serves the Piedmont Triad of North Carolina, covering Greensboro, Winston-Salem, and High Point. Created in 1997 in a split from the 910 code, it is now overlaid by area codes 743 and 472. If a 336 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 336 at a Glance
| Detail | Information |
|---|---|
| Area Code | 336 |
| State | North Carolina (NC) |
| Major Cities | Greensboro, Winston-Salem, High Point, Burlington |
| Time Zone | Eastern Time (ET) |
| Country Code | +1 (USA) |
| Overlay Codes | 743, 472 (co-located) |
Geographic Coverage & Major Cities
Area code 336 covers the Piedmont Triad and north-central North Carolina, including Guilford, Forsyth, Alamance, Rockingham, Davidson, and Surry counties.
- Greensboro – the largest city in the Triad, home to UNC Greensboro and NC A&T
- Winston-Salem – home of Wake Forest University and a historic tobacco city
- High Point – the furniture capital, host of the world’s largest furniture market
- Burlington & Mount Airy – established Triad communities
From furniture and textiles to universities and the foothills, a 336 number is closely tied to the identity of the Piedmont Triad.
A Brief History of Area Code 336
Area code 336 was created in 1997 in a split from the 910 code, taking the Piedmont Triad and north-central counties. The 743 overlay was added over the same region in 2012, and a further overlay, 472, was assigned in the 2020s, keeping the area on mandatory 10-digit dialing.
Time Zone & Best Time to Call
Numbers in the 336 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 336
Because 336 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 – 336-XXX-XXXX.
- 11-digit dialing: You can also dial 1-336-XXX-XXXX; the leading 1 is the NANP country code.
Calling from outside the United States
- Format: [exit code] + 1 + 336 + XXX + XXXX
- From the UK, Europe, or most of Asia/Africa: 00 1 336 XXX XXXX
- From any mobile phone worldwide: +1 336 XXX XXXX
Is Area Code 336 a Scam? Safety & Protection Tips
Area code 336 is a legitimate North Carolina area code – a call from it is not fraudulent by default. However, scammers frequently spoof local codes like 336, 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 impersonation | Callers posing as the IRS or SSA threatening arrest or fines |
| Bank & card fraud alerts | Claims of suspicious activity seeking your account details |
| Student & scholarship scams | Fake tuition or financial-aid calls targeting Wake Forest or UNCG students |
| Utility shut-off threats | Fake Duke Energy disconnection demands |
How to report, block, and look up 336 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 North Carolina
Area code 336 shares and borders several other North Carolina codes:
- 743 – an overlay that shares the Piedmont Triad with 336 (see our 743 area code guide)
- 472 – the newest Triad overlay (see our 472 area code guide)
- 919 & 984 – the Research Triangle to the east (see our 919 area code guide)
- 704 & 980 – the Charlotte metro to the southwest (see our 704 area code guide)
Explore more codes across the state on our North Carolina 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 North Carolina:
- Virginia – area code 804
- South Carolina – area code 803
- Georgia – area code 404
- Tennessee – area code 615
Frequently Asked Questions About Area Code 336
Where is the 336 area code located?
Area code 336 covers the Piedmont Triad of North Carolina, including Greensboro, Winston-Salem, High Point, and Burlington. It operates on Eastern Time and is overlaid by area codes 743 and 472.
What is the difference between 336, 743, and 472?
There is no geographic difference. 743 and 472 are overlays covering the same Triad territory as 336; they were added over the years to supply more phone numbers.
Is 336 a landline or cell phone area code?
Both. Area code 336 serves landlines, mobile phones, and VoIP numbers throughout the Piedmont Triad.
Should I answer a call from an unknown 336 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 336 Guides
- Is a 336 call safe? Read Is area code 336 a scam? Spam & safety guide.
- Local coverage: see the Greensboro area code guide.
- Worried about spam or robocalls? Browse our Scam Alerts directory.