Where is area code 821 located and what state is area code 821?

Area code 821 is located in South Carolina (United States), covering major cities and regions including Greenville, Greer, Spartanburg, Mauldin, Anderson, Simpsonville, Easley, Greenwood, Clemson, Fountain Inn.

How to call area code 821 and do I need to dial area code 821?

To dial a number in area code 821, format your call as +1 (821) XXX-XXXX. Mandatory 10-digit dialing is required in overlay regions.

Is area code 821 a scam, spam, or dangerous call?

Area code 821 is a legitimate geographic area code for South Carolina. However, scammers frequently spoof numbers from any area code, so exercise caution with unknown callers.

North American Area CodeEastern Time Zone

Area Code 821 Location & Details

Q: What timezone is area code 821?

Area code 821 operates on the Eastern timezone.

State / Region: South Carolina • Country: United States

Major Cities Covered: Greenville, Greer, Spartanburg, Mauldin, Anderson, Simpsonville, Easley, Greenwood, Clemson, Fountain Inn

Standard Dial Format

+1 (821) XXX-XXXX

Country Code: +1 (NANP Format)

What State is Area Code 821?

South CarolinaState Hub →

Country Territory

United States

821 Area Code Time Zone

Eastern

821 Overlay Codes

864

Area Code 821 Geographic Map

Interactive location bounds and coverage area for South Carolina (Eastern Timezone)

Lat: 34.69° • Lng: -82.29°

📍 Geographic Center: South CarolinaMap data © OpenStreetMap contributors

Where is Area Code 821 Located?

Telephone area code 821 is assigned to South Carolina in United States. It serves cities and metropolitan communities including Greenville, Greer, Spartanburg, Mauldin, Anderson, Simpsonville, Easley, Greenwood, Clemson, Fountain Inn.

Historical Context & Area Code Overlay Information:821 serves South Carolina (United States).

For local and long-distance calls within area code 821, standard 10-digit dialing (821) XXX-XXXX applies.

Who Called Me from Area Code 821?

Received an unknown call, missed call, or text scam from area code 821? Here is how to trace who is calling from 821 area code and verify unknown numbers safely:

Identify Missed Calls & Voicemails:

Legitimate contacts usually leave a detailed voicemail or caller ID record.

Watch Out for Neighbor Spoofing:

Robocallers often fake incoming caller ID numbers using your local 821 prefix to boost pick-up rates.

Reverse Phone Lookup Area Code 821:

Search public white-pages or use caller intelligence guides before returning unfamiliar calls.

Learn How Reverse Phone Lookups Work→

How to Call Area Code 821 & Dialing Format

When placing a phone call to a number in area code 821, follow the correct dialing format depending on your calling location:

Calling from inside the US / Canada (+1): Dial 1 + (821) + 7-digit number.
Calling from an international location outside +1: Dial your country's international exit code (e.g. 011 in US or + on mobile) + 1 + 821 + 7-digit number.
Do I need to dial area code 821 for local calls? Yes, 10-digit dialing (area code + line number) is mandatory across North American telephone networks.

Top Cities & Municipalities Served in Area Code 821

Urban centers, census places, and communities within the +1-821 calling area

50 Major Cities Listed

City Name	County	Population	% of 821 Pop
Greenville	Greenville County	75,310	15.3%
Greer	Greenville County	50,007	10.1%
Spartanburg	Spartanburg County	39,978	8.1%
Mauldin	Greenville County	31,465	6.4%
Anderson	Anderson County	31,323	6.3%
Simpsonville	Greenville County	28,459	5.8%
Easley	Pickens County	27,319	5.5%
Greenwood	Greenwood County	22,745	4.6%
Clemson	Pickens County	18,941	3.8%
Fountain Inn	Greenville County	14,722	3.0%
Gaffney	Cherokee County	12,583	2.5%
Seneca	Oconee County	9,424	1.9%
Laurens	Laurens County	9,327	1.9%
Travelers Rest	Greenville County	9,135	1.9%
Union	Union County	8,077	1.6%
Clinton	Laurens County	7,918	1.6%
Lyman	Spartanburg County	7,103	1.4%
Woodruff	Spartanburg County	6,026	1.2%
Central	Pickens County	5,298	1.1%
Abbeville	Abbeville County	4,902	1.0%

Counties Covered by Area Code 821

Geographic county distribution and population coverage across South Carolina

County Name	Total Population	% of 821 Area	% of County
Greenville County	573,870	42.4%	36%
Spartanburg County	369,934	14.5%	19%
Pickens County	137,859	11.9%	43%
Anderson County	217,390	9.7%	22%
Greenwood County	70,180	5.0%	35%
Laurens County	70,508	4.0%	28%
Cherokee County	57,874	3.9%	34%
Oconee County	82,566	3.3%	20%
Abbeville County	24,679	2.4%	48%
Union County	26,794	1.8%	33%
Saluda County	19,569	0.6%	16%
McCormick County	9,977	0.4%	20%

☎️Area Code 821 Exchange Prefixes & Carriers

Showing 50 of 55 central office 3-digit prefixes and assigned telecom carriers

33% Landline47% Wireless20% VoIP

Prefix	Line Usage	Rate Center	Assigned Carrier	Assign Date
(821) 200-	📱Wireless	LAURENS	NEW CINGULAR WIRELESS PCS, LLC - GA	12/02/2024
(821) 201-	📱Wireless	GREENWOOD	NEW CINGULAR WIRELESS PCS, LLC - GA	12/06/2024
(821) 202-	📱Wireless	SPARTANBG	NEW CINGULAR WIRELESS PCS, LLC - GA	12/19/2024
(821) 203-	📱Wireless	LAURENS	NEW CINGULAR WIRELESS PCS, LLC - GA	03/25/2025
(821) 204-	📱Wireless	GREENWOOD	NEW CINGULAR WIRELESS PCS, LLC - GA	03/13/2025
(821) 205-	📱Wireless	LAURENS	NEW CINGULAR WIRELESS PCS, LLC - GA	04/02/2025
(821) 206-	📱Wireless	GREENWOOD	NEW CINGULAR WIRELESS PCS, LLC - GA	04/23/2025
(821) 207-	📞Landline	GREENVILLE	NUSO, LLC	05/01/2025
(821) 208-	📱Wireless	GREENWOOD	NEW CINGULAR WIRELESS PCS, LLC - GA	05/15/2025
(821) 209-	📱Wireless	GREENWOOD	NEW CINGULAR WIRELESS PCS, LLC - GA	05/15/2025
(821) 210-	📱Wireless	LAURESRURL	NEW CINGULAR WIRELESS PCS, LLC - GA	05/29/2025
(821) 211-	📞Landline	SC	Local Exchange Carrier	N/A
(821) 212-	📱Wireless	PIEDMONT	METROPCS, INC.	10/13/2025
(821) 213-	📱Wireless	LAURENS	NEW CINGULAR WIRELESS PCS, LLC - GA	10/22/2025
(821) 214-	📱Wireless	SENECA	NEW CINGULAR WIRELESS PCS, LLC - GA	11/03/2025
(821) 215-	📱Wireless	ANDERSON	SUNCOM DBA T-MOBILE USA	11/19/2025
(821) 216-	📱Wireless	SPARTANBG	NEW CINGULAR WIRELESS PCS, LLC - GA	12/16/2025
(821) 217-	📞Landline	GREENVILLE	WAVENATION, LLC	01/08/2026
(821) 218-	📱Wireless	GREENWOOD	NEW CINGULAR WIRELESS PCS, LLC - GA	02/24/2026
(821) 219-	📱Wireless	GREENWOOD	NEW CINGULAR WIRELESS PCS, LLC - GA	02/24/2026
(821) 220-	📱Wireless	LAURENS	NEW CINGULAR WIRELESS PCS, LLC - GA	02/27/2026
(821) 221-	📞Landline	GREENVILLE	LEAP TELECOM, LLC	12/17/2024
(821) 222-	💻VoIP	SIMPSONVL	ONVOY, LLC - SC	07/14/2025
(821) 223-	📱Wireless	LAURESRURL	NEW CINGULAR WIRELESS PCS, LLC - GA	02/27/2026
(821) 224-	📱Wireless	GREENWOOD	NEW CINGULAR WIRELESS PCS, LLC - GA	04/06/2026
(821) 225-	📱Wireless	GREENWOOD	NEW CINGULAR WIRELESS PCS, LLC - GA	04/06/2026
(821) 226-	📞Landline	GREENVILLE	U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS	04/14/2026
(821) 227-	📱Wireless	LAURESRURL	NEW CINGULAR WIRELESS PCS, LLC - GA	04/17/2026
(821) 228-	📱Wireless	GREENWOOD	NEW CINGULAR WIRELESS PCS, LLC - GA	04/17/2026
(821) 229-	📱Wireless	GREENWOOD	NEW CINGULAR WIRELESS PCS, LLC - GA	04/17/2026
(821) 230-	📱Wireless	GREENWOOD	NEW CINGULAR WIRELESS PCS, LLC - GA	04/17/2026
(821) 311-	📞Landline	SC	Local Exchange Carrier	N/A
(821) 333-	💻VoIP	SPARTANBG	ONVOY, LLC - SC	07/14/2025
(821) 411-	📞Landline	SC	Local Exchange Carrier	N/A
(821) 444-	💻VoIP	LANDRUM	ONVOY, LLC - SC	07/14/2025
(821) 511-	📞Landline	SC	Local Exchange Carrier	N/A
(821) 529-	💻VoIP	MCCORMICK	ONVOY, LLC - SC	12/22/2025
(821) 555-	📞Landline	SC	Local Exchange Carrier	N/A
(821) 611-	📞Landline	SC	Local Exchange Carrier	N/A
(821) 666-	💻VoIP	LAURENS	ONVOY, LLC - SC	08/21/2025
(821) 700-	📞Landline	SC	Local Exchange Carrier	N/A
(821) 711-	📞Landline	SC	Local Exchange Carrier	N/A
(821) 777-	💻VoIP	ANDERSON	ONVOY, LLC - SC	01/14/2025
(821) 800-	💻VoIP	PACOLET	ONVOY, LLC - SC	12/24/2025
(821) 811-	📞Landline	SC	Local Exchange Carrier	N/A
(821) 821-	💻VoIP	WILLIAMSTN	ONVOY SPECTRUM, LLC	11/07/2024
(821) 864-	💻VoIP	JOANNA	ONVOY SPECTRUM, LLC	11/07/2024
(821) 888-	💻VoIP	CLEMSON	ONVOY, LLC - SC	01/14/2025
(821) 911-	📞Landline	SC	Local Exchange Carrier	N/A
(821) 950-	📞Landline	SC	Local Exchange Carrier	N/A

Frequently Asked Questions about Area Code 821

Where is area code 821 located?

Area code 821 is located in South Carolina (United States), serving cities like Greenville, Greer, Spartanburg, Mauldin, Anderson, Simpsonville, Easley, Greenwood, Clemson, Fountain Inn.