CallataGuidesGet a local business phone number in Darlington, SC
Darlington's area codes, prefixes and carriers from NANPA records, and how to put a Darlington number in front of your customers.
- Area code
- 843 / 854
- Exchanges
- 7NANPA-assigned
- Carriers
- 5
- Population
- 6,045Census 2024 est.
Area codes in Darlington
With 6,045 residents in the Census 2024 estimate, Darlington sits in Darlington County, South Carolina. NANPA lists 7 exchanges for its rate center across 2 area codes; 843 has the most (6, 86%). 843 is part of an overlay with 854, so a new local number in Darlington may carry any of those codes depending on which have numbers available. Darlington is in the Eastern time zone.
According to NANPA's dialing-plan data, local calls within 843 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits.
Phone carriers in Darlington
5 carriers hold the 7 exchanges assigned to Darlington's rate center. Bellsouth Telecomm INC d/b/a Southern Bell Tel & Tel has the most, with 3. 3 of them are pooled codes, which the holder shares with other carriers in blocks of 1,000 numbers. The table counts codes by the operating company NANPA assigned them to, not by who serves each number today.
| Carrier (NANPA operating company) | Exchanges | Share |
|---|---|---|
| Bellsouth Telecomm INC d/b/a Southern Bell Tel & Tel | 3 | 43% |
| Paetec Itel, LLC | 1 | 14% |
| AT&T - Local | 1 | 14% |
| Level 3 Communications, LLC - SC | 1 | 14% |
| Fractel, LLC | 1 | 14% |
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.
Exchanges (NPA-NXX) assigned in Darlington
These are the central office codes NANPA records for Darlington. A caller seeing one of them recognizes a local number. The earliest assignment date recorded in the file for these codes is 2003. None were assigned in 2020 or later.
| Area code | Prefixes (NXX) |
|---|---|
| 843 | 391, 393, 395, 398, 944, 968 |
| 854 | 758 |
Source: NANPA utilized central office code file.
When Darlington's exchanges were assigned
Assignment dates show when each block of Darlington numbers was added to the local supply.
| Decade assigned | Exchanges | Share |
|---|---|---|
| 2000s | 2 | 67% |
| 2010s | 1 | 33% |
Assignment dates as recorded in NANPA's utilized code file; codes without a recorded date are excluded.
Rate centers and local calling in Darlington
What a caller sees as "local" is the area code plus prefix. In Darlington, those come from the DARLINGTON rate center, as recorded by NANPA.
Keeping an existing Darlington number costs nothing on Callata, because porting is free; a new number depends on what carriers have open in 843 when you pick it.
Who does business near Darlington
Darlington is part of the Florence, SC metro area, home to 200,000 people in 2024. County Business Patterns counted 4,403 business establishments in the Florence, SC metro area in 2023, employing 83,945 people. The largest sectors by establishment count are retail trade (912), health care and social assistance (568), and other services (except public administration) (496).
| Industry | Establishments | Employees | Employees per establishment |
|---|---|---|---|
| Limited-service restaurants | 182 | 4,155 | 22.8 |
| Full-service restaurants | 147 | 2,799 | 19.0 |
| Physician practices | 101 | 2,766 | 27.4 |
| Law offices | 74 | 415 | 5.6 |
| Insurance agencies and brokerages | 69 | 290 | 4.2 |
| Hotels and motels | 62 | 1,482 | 23.9 |
| Dental offices | 58 | 514 | 8.9 |
| Landscaping services | 57 | 590 | 10.4 |
Selected small-business industries (six-digit NAICS) covered by these guides. Source: Census County Business Patterns 2023.
Setting up a Darlington business line
Callata Office costs $99 per month for up to 5 people, and each additional user is $20 a month. That covers up to 3 local numbers, calling from a browser or your cell, transcribed voicemail, recorded calls with AI summaries, after-hours routing and E911 on each number.
If you already have a number in Darlington, porting it to Callata is free. Texting from a local number requires a one-time carrier registration (10DLC, $49), and the numbers available in any area code depend on carrier inventory when you choose them.
Optional AI agents (receptionist, sales, support or scheduler) can answer calls after hours or when nobody picks up, take messages, text, email and transfer to your team. They are billed from prepaid AI minutes at $0.25 per minute, identify themselves as AI, and may only place outbound calls to people who consented, between 8am and 9pm.
The comparison below uses 19 users, the rounded average establishment size in the Florence, SC metro area. At list prices checked September 28, 2026, that is $474.05 a month on Ooma Office Pro and $570.00 on RingCentral RingEX Core. On Callata the same 19 people cost $379.00 a month, less than either per-seat plan.
| Provider (plan) | Pricing basis | Per month | Per year |
|---|---|---|---|
| Callata (Callata Office) | $99 incl. 5 users, $20 per extra user | $379.00 | $4,548.00 |
| Quo (Starter) | $19.00 per user | $361.00 | $4,332.00 |
| Nextiva (Core) | $23.00 per user | $437.00 | $5,244.00 |
| Ooma (Office Pro) | $24.95 per user | $474.05 | $5,688.60 |
| Dialpad (Standard) | $27.00 per user | $513.00 | $6,156.00 |
| RingCentral (RingEX Core) | $30.00 per user | $570.00 | $6,840.00 |
Competitor prices are each vendor's published month-to-month list price per user for its lowest plan that includes business calling and texting, checked September 28, 2026: Quo Starter $19, Nextiva Core $23, Ooma Office Pro $24.95 (Essentials excludes texting; one-time $29.95 activation not included), Dialpad Standard $27, RingCentral RingEX Core $30 ($20 billed annually). Prices exclude taxes and fees and may change; annual contracts lower some competitors' prices.
Frequently asked questions
What area code is Darlington, SC?
Darlington has exchanges in 843 and 854; 843 has the most.
How many phone companies have exchanges in Darlington?
5, holding 7 exchanges between them, according to NANPA's 10/01/2026 file.
Can I keep my existing Darlington business number?
Yes. Porting an existing number to Callata is free. Texting from it starts after carrier registration (10DLC), a one-time $49 fee.
How much is a business phone line in Darlington?
Callata is $99 a month with 5 users included, then $20 per additional user, with up to 3 local numbers; 19 users come to $379.00 a month. For comparison, 19 users on RingCentral RingEX Core list at $570.00 a month (checked September 28, 2026).