Area code 839
Where 839 is, how it is dialed, which carriers hold its numbers and how many of its codes are in use, from NANPA's 10/01/2026 files.
- State
- SC
- In service
- 2020
- Assigned codes
- 190of 800 possible
- Carriers
- 26
Area code 839 at a glance
NANPA lists 839 as an in-service geographic area code for South Carolina, first put into service on May 26, 2020. It is an overlay: 839 and 803 cover the same territory, so neighbors on the same street can have different area codes. It is in the Eastern time zone. The places with the most assigned exchanges include Columbia, Newberry, Barnwell, Orangeburg, and Chester. By population, its largest named places are Columbia, Rock Hill, Sumter, Fort Mill, and Aiken.
| Item | Value |
|---|---|
| State | South Carolina |
| In service since | May 26, 2020 |
| Assigned by NANPA | July 18, 2018 |
| Overlay | Yes, with 803 |
| Parent area code (NANPA) | 803 |
| Time zone | Eastern |
| Local calls within the code | ten digits (area code plus number) |
| Assigned central office codes | 190 |
| Rate centers with codes | 52 |
| Carriers holding codes | 26 |
| Pooled codes | 190 |
| Codes assigned since 2020 | 188 |
| Relief planning in progress | No |
Source: NANPA NPA report and utilized central office code file, both dated 10/01/2026.
Where 839 numbers are local
839 holds 6.9% of the 2,765 central office codes assigned in South Carolina, the 4th most of the state's 6 codes. 42 Census places could be matched to rate centers with 839 exchanges; the most populous are Columbia (145,000), Rock Hill (75,798), Sumter (42,958), and Fort Mill (36,244). For a storefront or service area inside 839, the place pages show which prefixes are rated local there.
| Place | Population (2024) | Area codes | Exchanges | Carriers |
|---|---|---|---|---|
| Columbia, SC | 144,788 | 803, 839 | 277 | 40 |
| Rock Hill, SC | 75,798 | 803, 839 | 49 | 9 |
| Sumter, SC | 42,958 | 803, 839 | 23 | 9 |
| Fort Mill, SC | 36,244 | 803, 839 | 12 | 5 |
| Aiken, SC | 32,694 | 803, 839 | 42 | 10 |
| Lexington, SC | 25,354 | 803, 839 | 15 | 6 |
| Orangeburg, SC | 13,378 | 803, 839 | 54 | 15 |
| Newberry, SC | 10,874 | 803, 839 | 38 | 10 |
| York, SC | 9,830 | 803, 839 | 15 | 8 |
| Lancaster, SC | 9,396 | 803, 839 | 18 | 7 |
| Camden, SC | 8,899 | 803, 839 | 24 | 12 |
| Clover, SC | 7,558 | 803, 839 | 10 | 6 |
| Batesburg-Leesville, SC | 5,321 | 803, 839 | 14 | 8 |
| Chester, SC | 5,230 | 803, 839 | 29 | 6 |
| Barnwell, SC | 4,589 | 803, 839 | 31 | 8 |
Population: Census Vintage 2024 estimates for the matched place. Exchanges and carriers: NANPA utilized code file.
How calls are dialed in 839
According to NANPA's dialing-plan data, local calls within 839 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits. Ten-digit local dialing means the area code is part of how customers save and recognize your number, so print it in full everywhere. NANPA's dialing-plan note for this code reads: "1+10 digit permissible at each service providers discretion"
Phone companies in area code 839
26 carriers hold the 190 central office codes assigned in 839. New Cingular Wireless PCS, LLC - Ga has the most, with 65 (34%). 190 of the codes (100%) are pooled, meaning the code holder shares blocks of 1,000 numbers with other carriers instead of using all 10,000 itself. Numbers can move between carriers through porting, so a code's holder tells you where the block started, not where every number lives now.
| Carrier (NANPA operating company) | Exchanges | Share |
|---|---|---|
| New Cingular Wireless PCS, LLC - Ga | 65 | 34% |
| Onvoy, LLC - SC | 31 | 16% |
| Ton80 Communications, LLC | 23 | 12% |
| Fractel, LLC | 18 | 9.5% |
| Cellco Partnership d/b/a Verizon Wireless - SC | 8 | 4.2% |
| Onvoy Spectrum, LLC | 8 | 4.2% |
| Powertel Atlanta Licenses, INC. | 7 | 3.7% |
| Nuso, LLC | 4 | 2.1% |
| Commio, LLC | 4 | 2.1% |
| Bandwidth.com CLEC, LLC - SC | 3 | 1.6% |
| HD Carrier LLC | 2 | 1.1% |
| Suncom d/b/a T-mobile USA | 2 | 1.1% |
Carrier names are the operating company (OCN) names on NANPA's utilized central office code file dated 10/01/2026. A carrier holding a code may port numbers to other carriers.
Local calling areas in 839
NANPA assigns each central office code to a rate center, the local calling area that decides whether a call is local or toll. 839 has codes in 52 rate centers. The table lists the rate centers with the most codes, with the matching Census place where the abbreviation could be matched.
| Rate center (NANPA) | Place | Codes |
|---|---|---|
| COLUMBIA | Columbia, SC | 26 |
| NEWBERRY | Newberry, SC | 23 |
| BARNWELL | Barnwell, SC | 16 |
| ORANGEBURG | Orangeburg, SC | 16 |
| CHESTER | Chester, SC | 15 |
| AIKEN | Aiken, SC | 10 |
| ROCK HILL | Rock Hill, SC | 7 |
| WINNSBORO | Winnsboro, SC | 5 |
| CAMDEN | Camden, SC | 5 |
| BATESBURG | Batesburg-Leesville, SC | 3 |
| BATH | not matched | 3 |
| CLOVER | Clover, SC | 3 |
| YORK | York, SC | 3 |
| NO AUGUSTA | not matched | 3 |
| FORT MILL | Fort Mill, SC | 3 |
| SUMTER | Sumter, SC | 3 |
| WHITMIRE | Whitmire, SC | 2 |
| LEXINGTON | Lexington, SC | 2 |
| BAMBERG | Bamberg, SC | 2 |
| DENMARK | Denmark, SC | 2 |
| CHPNLTLMTN | not matched | 2 |
| EDGEFIELD | Edgefield, SC | 2 |
| JOHNSTON | Johnston, SC | 2 |
| LANCASTER | Lancaster, SC | 2 |
| NEWELLENTN | New Ellenton, SC | 2 |
Top 25 of 52 rate centers.
How full is area code 839?
An area code has 800 possible central office codes that start with 2 through 9, a few of which are reserved (such as N11 service codes and 555). 190 are assigned in 839, 24% of 800. 188 were assigned in 2020 or later.
| Decade assigned | Exchanges | Share |
|---|---|---|
| 2020s | 188 | 100% |
Assignment dates as recorded in NANPA's utilized code file; codes without a recorded date are excluded.
Getting a 839 number for your business
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Frequently asked questions
Where is area code 839?
839 is a geographic area code in South Carolina. Places with the most assigned exchanges include Columbia, Newberry, Barnwell, and Orangeburg.
What time zone is area code 839 in?
NANPA lists 839 in the Eastern time zone.
When did area code 839 go into service?
NANPA records an in-service date of May 26, 2020. The code was assigned on July 18, 2018.
Is 839 an overlay area code?
Yes. It shares its territory with 803.
Can my business get a 839 phone number?
Callata includes up to 3 local numbers on its $99/month plan (5 users included). Which 839 numbers are open depends on carrier inventory when you choose, and you can port an existing number for free.