864 Area CodeGreenville, SC
Area code 864 covers Greenville and nearby communities in South Carolina, in the Eastern Time (ET) zone, home to about 691,000 people across 123 cities. It overlays 821, so the same region uses both and every local call needs all ten digits.
Overview
- Major City
- Greenville
- State
- South Carolina (SC)
- Timezone
- Eastern Time (ET)
- Current Time
- Overlay
- Yes – shares area with 821
Where is area code 864?
Area code 864 serves part of Greenville, SC and the surrounding areas. It has a single overlay (821) that serves the same area.
Overview of the 864 Area Code
What is the 864 area code?
The 864 area code serves Greenville, South Carolina, alongside other established area codes. When you see a 864 number, it indicates a local number within this geographic area.
Why was area code 864 created?
The 864 area code was introduced as an overlay to add numbers in Greenville once the existing area code 821 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 864 Area Code
The 864 area code serves Greenville and surrounding areas in South Carolina. It operates within the Eastern Time (ET) time zone. It complements the coverage of area code 821. This area code covers several key cities, including:
- Greenville
- Greer
- Spartanburg
- Anderson
- Mauldin
- Simpsonville
Got a call from an 864 number? It came from Greenville, SC. Since 864 overlays with 821, every local call in the region needs all ten digits to land on the right line. Inside 864, Greenville holds about 11% of the population; the rest is split across 122 smaller cities.
Greenville Area Codes Overview
Greenville is served by multiple area codes, reflecting its telecommunications needs. The 864 area code operates alongside 821. Here are the area codes serving this region:
The introduction of the 864 area code helped prevent number exhaustion, ensuring a continuous supply of phone numbers across the geographic area.
What cities does area code 864 cover?
| City | State | Population | % of Area Code | % of City |
|---|---|---|---|---|
| Greenville | SC | 74,371 | 0% | 100% |
| Greer | SC | 46,316 | 0% | 100% |
| Spartanburg | SC | 39,606 | 0% | 100% |
| Anderson | SC | 30,937 | 0% | 100% |
| Mauldin | SC | 29,746 | 0% | 100% |
| Simpsonville | SC | 28,078 | 0% | 100% |
| Easley | SC | 27,001 | 0% | 100% |
| Greenwood | SC | 22,667 | 0% | 100% |
| Taylors | SC | 21,617 | 0% | 100% |
| Wade Hampton | SC | 20,622 | 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 864 been reported for unwanted calls?
Yes – 476 unwanted-call complaints were reported to the FTC for numbers showing a 864 area code (May 29 – Jul 2, 2026).
- 53% robocalls
- ↓ 13% vs prior period
Most-reported subjects
- Other40%192
- Medical & prescriptions14%69
- Calls pretending to be government, businesses, or family and friends14%66
* 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 864?
74% assigned to a telco
- 70% Landline
- 30% Wireless
- 0% Unknown
| Prefix | Usage | Carrier |
|---|---|---|
| (864)200- | Wireless | Verizon Wireless |
| (864)201- | Wireless | T-Mobile Usa |
| (864)202- | Wireless | T-Mobile Usa |
| (864)203- | Landline | Vonage America |
| (864)205- | Wireless | T-Mobile Usa |
| (864)206- | Landline | Southern Bell Tel & Tel |
| (864)207- | Wireless | T-Mobile Usa |
| (864)208- | Landline | Bti |
| (864)209- | Wireless | Verizon Wireless |
| (864)210- | Landline | At&T |
Frequently Asked Questions about the 864 Area Code
Who called me from a 864 number?
A 864 number is assigned to Greenville, South Carolina, so a call may come from there. But caller ID is easy to fake, and scammers often spoof a local 864 code to look nearby, so a 864 number doesn't prove the caller is local. Recently, 476 unwanted-call complaints were reported to the FTC for numbers showing the 864 code (53% flagged as robocalls). If you don't recognize the number, let it go to voicemail; a real caller will leave a message.
Is 864 a scam area code?
No area code is a scam on its own. 864 is a normal, officially assigned code for Greenville, South Carolina. Spam callers spoof local codes to raise the odds you answer, so 864 on your caller ID says nothing about who is really calling. Recently, 476 unwanted-call complaints were reported to the FTC for numbers showing the 864 code (53% flagged as robocalls). Judge the call itself, not the area code.
Why do I keep getting calls from the 864 area code?
Repeated calls from different 864 numbers are usually spoofing: a robocaller rotates through 864 numbers so each call looks local and slips past simple blocks. Recently, 476 unwanted-call complaints were reported to the FTC for numbers showing the 864 code (53% 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 864 number?
If you aren't expecting a 864 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 864 area code?
Block a single 864 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 864 code also stops legitimate local calls, so use it only as a last resort.
Where is area code 864?
Area code 864 covers Greenville and the surrounding area in South Carolina, spanning 123 cities with about 690,746 residents. It shares its area with overlay code 821.
Is 864 a real area code?
Yes. 864 is an active code in the North American Numbering Plan, assigned by NANPA and in service for Greenville, South Carolina. A real code can still show up on spoofed spam calls, so treat unknown 864 calls with normal caution.
What timezone is the 864 area code in?
The 864 area code is in the Eastern Time (ET). Because a number can be kept when someone moves or switches to VoIP, a specific 864 caller may not be in that zone.
How do I call a 864 number from abroad?
From outside the US, dial your country's exit code, then 1 (the US country code), then 864 and the seven-digit number. From a mobile phone you can usually just enter +1 864 followed by the number and let the phone add the exit code for you.