CallataGuidesGet a local business phone number in Columbia, SC
Columbia's area codes, prefixes and carriers from NANPA records, and how to put a Columbia number in front of your customers.
- Area code
- 803 / 839
- Exchanges
- 277NANPA-assigned
- Carriers
- 40
- Population
- 144,788Census 2024 est.
What area code is Columbia, SC?
Columbia city is a Census place in Richland County, South Carolina, with an estimated 144,788 residents in 2024. NANPA lists 277 exchanges for its rate center across 2 area codes; 803 has the most (251, 91%). 803 is part of an overlay with 839, so a new local number in Columbia may carry any of those codes depending on which have numbers available. Columbia is in the Eastern time zone.
According to NANPA's dialing-plan data, local calls within 803 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits.
Who holds Columbia phone exchanges
40 carriers hold the 277 exchanges assigned to Columbia's rate center. Bellsouth Telecomm INC d/b/a Southern Bell Tel & Tel has the most, with 98. 178 of them are pooled codes, which the holder shares with other carriers in blocks of 1,000 numbers. Holding a code means NANPA assigned that block of numbers to the carrier for this rate center; individual numbers may since have been ported elsewhere.
| Carrier (NANPA operating company) | Exchanges | Share |
|---|---|---|
| Bellsouth Telecomm INC d/b/a Southern Bell Tel & Tel | 98 | 35% |
| Cellco Partnership d/b/a Verizon Wireless - SC | 42 | 15% |
| Suncom d/b/a T-mobile USA | 22 | 7.9% |
| New Cingular Wireless PCS, LLC - Ga | 18 | 6.5% |
| Paetec Itel, LLC | 15 | 5.4% |
| Onvoy, LLC - SC | 11 | 4.0% |
| Spok, INC. | 8 | 2.9% |
| Level 3 Communications, LLC - SC | 5 | 1.8% |
| Metropcs, INC. | 5 | 1.8% |
| Bandwidth.com CLEC, LLC - SC | 4 | 1.4% |
| TWC Ip Enabled Services, LLC | 4 | 1.4% |
| Nuso, LLC | 4 | 1.4% |
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 prefixes for Columbia
These are the central office codes NANPA records for Columbia. A caller seeing one of them recognizes a local number. The earliest assignment date recorded in the file for these codes is 2001. 31 of the 277 were assigned in 2020 or later.
| Area code | Prefixes (NXX) |
|---|---|
| 803 | 200, 201, 205, 206, 210, 212, 213, 214, 216, 217, 223, 227, 231, 233, 234, 237, 238, 239, 240, 241, 250, 251, 252, 253, 254, 255, 256, 260, 261, 264, 269, 296, 297, 299, 309, 312, 314, 315, 318, 319, 331, 333, 343, 348, 351, 352, 354, 355, 360, 361, 363, 365, 369, 376, 381, 382, 386, 391, 394, 397, 400, 401, 403, 404, 407, 409, 413, 414, 419, 422, 429, 434, 440, 445, 446, 447, 451, 454, 457, 461, 462, 463, 465, 466, 467, 470, 476, 477, 479, 497, 503, 509, 513, 518, 521, 528, 529, 530, 540, 542, 543, 544, 545, 546, 550, 551, 553, 556, 561, 562, 563, 567, 569, 576, 586, 587, 600, 602, 603, 605, 606, 608, 609, 612, 622, 626, 629, 636, 638, 647, 654, 661, 665, 667, 673, 678, 683, 690, 691, 695, 698, 699, 704, 705, 708, 714, 719, 722, 724, 726, 727, 728, 730, 731, 732, 733, 734, 735, 736, 737, 738, 739, 740, 741, 742, 743, 744, 748, 749, 750, 751, 753, 754, 755, 758, 760, 763, 764, 765, 766, 767, 769, 771, 772, 776, 777, 779, 781, 782, 783, 786, 787, 788, 790, 791, 794, 796, 798, 799, 800, 803, 806, 807, 814, 822, 828, 830, 832, 834, 846, 849, 851, 861, 862, 863, 865, 870, 873, 876, 880, 881, 888, 896, 898, 904, 907, 908, 915, 917, 920, 922, 923, 926, 929, 931, 933, 935, 936, 939, 949 |
First 240 of 277 prefixes. Source: NANPA.
When Columbia's exchanges were assigned
Assignment dates show when each block of Columbia numbers was added to the local supply.
| Decade assigned | Exchanges | Share |
|---|---|---|
| 2000s | 48 | 42% |
| 2010s | 36 | 31% |
| 2020s | 31 | 27% |
Assignment dates as recorded in NANPA's utilized code file; codes without a recorded date are excluded.
What makes a number local to Columbia
What a caller sees as "local" is the area code plus prefix. In Columbia, those come from the COLUMBIA rate center, as recorded by NANPA.
Keeping an existing Columbia number costs nothing on Callata, because porting is free; a new number depends on what carriers have open in 803 when you pick it.
Businesses around Columbia
Columbia is part of the Columbia, SC metro area, home to 870,000 people in 2024. County Business Patterns counted 18,855 business establishments in the Columbia, SC metro area in 2023, employing 314,623 people. The largest sectors by establishment count are retail trade (2,776), health care and social assistance (2,124), and professional, scientific, and technical services (2,109).
| Industry | Establishments | Employees | Employees per establishment |
|---|---|---|---|
| Limited-service restaurants | 676 | 15,572 | 23.0 |
| Full-service restaurants | 629 | 13,984 | 22.2 |
| Law offices | 542 | 3,997 | 7.4 |
| Insurance agencies and brokerages | 406 | 1,835 | 4.5 |
| Physician practices | 366 | 9,749 | 26.6 |
| Offices of real estate agents and brokers | 363 | 764 | 2.1 |
| Dental offices | 306 | 2,372 | 7.8 |
| Landscaping services | 247 | 1,747 | 7.1 |
Selected small-business industries (six-digit NAICS) covered by these guides. Source: Census County Business Patterns 2023.
A Columbia 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.
If you already have a number in Columbia, 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 17 users, the rounded average establishment size in the Columbia, SC metro area. At list prices checked September 28, 2026, that is $424.15 a month on Ooma Office Pro and $510.00 on RingCentral RingEX Core. On Callata the same 17 people cost $339.00 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 | $339.00 | $4,068.00 |
| Quo (Starter) | $19.00 per user | $323.00 | $3,876.00 |
| Nextiva (Core) | $23.00 per user | $391.00 | $4,692.00 |
| Ooma (Office Pro) | $24.95 per user | $424.15 | $5,089.80 |
| Dialpad (Standard) | $27.00 per user | $459.00 | $5,508.00 |
| RingCentral (RingEX Core) | $30.00 per user | $510.00 | $6,120.00 |
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 Columbia, SC?
Columbia has exchanges in 803 and 839; 803 has the most.
How many phone companies have exchanges in Columbia?
40, holding 277 exchanges between them, according to NANPA's 10/01/2026 file.
Can I keep my existing Columbia 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 Columbia?
Callata is $99 a month with 5 users included, then $20 per additional user, with up to 3 local numbers; 17 users come to $339.00 a month. For comparison, 17 users on RingCentral RingEX Core list at $510.00 a month (checked September 28, 2026).