Get a local business phone number in Landrum, SC
Landrum's area codes, prefixes and carriers from NANPA records, and how to put a Landrum number in front of your customers.
- Area code
- 864 / 821
- Exchanges
- 4NANPA-assigned
- Carriers
- 3
- Population
- 2,792Census 2024 est.
Landrum area codes
Landrum, in Spartanburg County, South Carolina, had a Census-estimated population of 2,792 in July 2024. NANPA lists 4 exchanges for its rate center across 2 area codes; 864 has the most (3, 75%). 864 is part of an overlay with 821, so a new local number in Landrum may carry any of those codes depending on which have numbers available. Landrum is in the Eastern time zone.
According to NANPA's dialing-plan data, local calls within 864 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits.
Landrum exchanges by carrier
3 carriers hold the 4 exchanges assigned to Landrum's rate center. Windstream South Carolina, INC. has the most, with 2. 4 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 |
|---|---|---|
| Windstream South Carolina, INC. | 2 | 50% |
| Onvoy, LLC - SC | 1 | 25% |
| Level 3 Communications, LLC - SC | 1 | 25% |
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 Landrum
These are the central office codes NANPA records for Landrum. A caller seeing one of them recognizes a local number. The earliest assignment date recorded in the file for these codes is 2006. 1 of the 4 were assigned in 2020 or later.
| Area code | Prefixes (NXX) |
|---|---|
| 821 | 444 |
| 864 | 457, 510, 702 |
Source: NANPA utilized central office code file.
When Landrum's exchanges were assigned
The table groups Landrum's exchanges by the decade NANPA recorded them as assigned.
| Decade assigned | Exchanges | Share |
|---|---|---|
| 2000s | 1 | 33% |
| 2010s | 1 | 33% |
| 2020s | 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 Landrum
Phone numbers are tied to a rate center, the local calling area used to decide whether a call is local or toll. Landrum's numbers are rated to the LANDRUM rate center in NANPA's records. A business number from one of the prefixes above shows up on customers' phones as a Landrum number.
If your business already has a Landrum number, porting it to Callata is free and keeps it on your cards, listings and vehicles.
Businesses around Landrum
Landrum is part of the Spartanburg, SC metro area, home to 396,000 people in 2024. County Business Patterns counted 7,817 business establishments in the Spartanburg, SC metro area in 2023, employing 155,964 people. The largest sectors by establishment count are retail trade (1,214), other services (except public administration) (943), and construction (712).
| Industry | Establishments | Employees | Employees per establishment |
|---|---|---|---|
| Limited-service restaurants | 272 | 6,286 | 23.1 |
| Full-service restaurants | 257 | 4,946 | 19.2 |
| Landscaping services | 125 | 943 | 7.5 |
| Offices of real estate agents and brokers | 120 | 154 | 1.3 |
| Plumbing, heating and air-conditioning contractors | 118 | 1,402 | 11.9 |
| Insurance agencies and brokerages | 114 | 424 | 3.7 |
| Physician practices | 103 | 2,897 | 28.1 |
| Law offices | 95 | 519 | 5.5 |
Selected small-business industries (six-digit NAICS) covered by these guides. Source: Census County Business Patterns 2023.
A Landrum number on Callata
Callata is a business phone system priced at $99 a month with 5 users included, then $20 per additional user. Callata Office includes up to 3 local business numbers, unlimited inbound calling, 1,500 pooled outbound US and Canada minutes per user each month, a browser softphone that can also ring your cell, voicemail with transcription, call recording with AI summaries, business-hours routing and E911 on every number.
Porting a number you already use in Landrum is free, and business texting is available once the carrier registration (10DLC) is approved; the registration carries a one-time $49 fee. Which specific numbers are open in a given area code depends on carrier inventory at the time you sign up.
AI agents are optional: an AI receptionist or scheduler can pick up when the team is busy or closed, take a message, send a text or email, or transfer the call. They draw on prepaid AI minutes ($0.25/minute), disclose that they are AI, and outbound AI calls require prior consent and are limited to 8am–9pm.
A 20-person team is the benchmark here, the rounded average establishment size in the Spartanburg, SC metro area. Billed per seat at month-to-month list prices (checked September 28, 2026), RingCentral RingEX Core costs $600.00 a month and Ooma Office Pro $499.00. Callata comes to $399.00 a month for 20 users ($99 a month with 5 users included, then $20 per additional user), below both.
| Provider (plan) | Pricing basis | Per month | Per year |
|---|---|---|---|
| Callata (Callata Office) | $99 incl. 5 users, $20 per extra user | $399.00 | $4,788.00 |
| Quo (Starter) | $19.00 per user | $380.00 | $4,560.00 |
| Nextiva (Core) | $23.00 per user | $460.00 | $5,520.00 |
| Ooma (Office Pro) | $24.95 per user | $499.00 | $5,988.00 |
| Dialpad (Standard) | $27.00 per user | $540.00 | $6,480.00 |
| RingCentral (RingEX Core) | $30.00 per user | $600.00 | $7,200.00 |
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 Landrum, SC?
Landrum has exchanges in 864 and 821; 864 has the most.
How many phone companies have exchanges in Landrum?
3, holding 4 exchanges between them, according to NANPA's 10/01/2026 file.
Can I keep my existing Landrum 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 Landrum?
Callata is $99 a month with 5 users included, then $20 per additional user, with up to 3 local numbers; 20 users come to $399.00 a month. For comparison, 20 users on RingCentral RingEX Core list at $600.00 a month (checked September 28, 2026).