Seneca, SC business phone guide
Population, businesses by sector and industry, area codes and local numbers for the Seneca, SC micropolitan area.
- Population
- 82,4752024 est.
- Establishments
- 1,761CBP 2023
- Counties
- 1
- Area codes
- 2
Seneca, SC at a glance
The Seneca, SC micropolitan area covers 1 county in South Carolina and had 82,475 residents in July 2024, up 4.9% since April 2020. The U.S. population grew 2.6% over the same period. By population it ranks 443rd of the 925 metro and micropolitan areas and 468th by business establishments.
| County | Population (2024) |
|---|---|
| Oconee County, SC | 82,475 |
Source: Census Vintage 2024 metropolitan and micropolitan area estimates.
Businesses in Seneca, SC
County Business Patterns counted 1,761 establishments in the area in 2023, employing 22,175 people in mid-March with $1.2 billion in annual payroll. That is an average of 12.6 employees per establishment. 58.5% of establishments with employees had fewer than five people. By establishment count, the largest sectors are retail trade (292), construction (255), and other services (except public administration) (215).
| Sector (NAICS) | Establishments | Employees | Annual payroll |
|---|---|---|---|
| Retail Trade (44) | 292 | 3,773 | $125,182,000 |
| Construction (23) | 255 | 1,398 | $75,181,000 |
| Other Services (except Public Administration) (81) | 215 | 1,219 | $32,372,000 |
| Accommodation and Food Services (72) | 150 | 2,203 | $44,026,000 |
| Health Care and Social Assistance (62) | 145 | 2,412 | $110,537,000 |
| Professional, Scientific, and Technical Services (54) | 127 | 544 | $28,924,000 |
| Real Estate and Rental and Leasing (53) | 124 | 398 | $16,768,000 |
| Administrative and Support and Waste Management and Remediation Services (56) | 106 | 1,554 | $65,104,000 |
| Finance and Insurance (52) | 105 | 636 | $48,278,000 |
| Manufacturing (31) | 67 | 5,348 | $428,659,000 |
| Wholesale Trade (42) | 49 | 492 | $22,993,000 |
| Arts, Entertainment, and Recreation (71) | 32 | 353 | $9,711,000 |
| Transportation and Warehousing (48) | 28 | 100 | $3,384,000 |
| Information (51) | 21 | 273 | $13,548,000 |
| Agriculture, Forestry, Fishing and Hunting (11) | 18 | 67 (high noise) | $2,418,000 |
| Educational Services (61) | 13 | 254 | $7,667,000 |
| Utilities (22) | 10 | 1,109 (high noise) | $144,347,000 |
| Management of Companies and Enterprises (55) | 4 | 42 (high noise) | $2,773,000 |
Source: Census County Business Patterns 2023, two-digit NAICS sectors. Manufacturing, retail and transportation span several two-digit codes; CBP reports them under 31, 44 and 48.
Business density and team size in Seneca, SC
Seneca, SC has 21.4 business establishments per 1,000 residents, 13.1% below the U.S. figure of 24.6. Establishments average 12.6 employees against 16.7 nationally, and payroll per employee is $53,297 (22.0% below the U.S. $68,342). 58.5% of establishments with employees have fewer than five people (U.S.: 55.5%), while 3.4% have 50 or more. Most establishments are far smaller than the average suggests, so it pays to price a phone plan at the headcount you actually have rather than the average.
| Employment size | Establishments | Share | U.S. share |
|---|---|---|---|
| 1–4 employees | 1,030 | 58.5% | 55.5% |
| 5–9 employees | 323 | 18.4% | 17.5% |
| 10–19 employees | 220 | 12.5% | 12.5% |
| 20–49 employees | 128 | 7.3% | 9.1% |
| 50 or more employees | 59 | 3.4% | 5.4% |
Employment-size classes count establishments by mid-March 2023 employment. Establishments with no March employees are excluded from the size classes, so shares are of establishments with employees. Source: Census County Business Patterns 2023.
Small-business industries in Seneca, SC
Of the 141 industries these guides cover, 80 have a published Census count in Seneca, SC. The largest are full-service restaurants (62), offices of real estate agents and brokers (60), and landscaping services (54). Relative to population, all other specialty trade contractors are the most over-represented: 43.6 per 100,000 residents against 12.6 nationally.
| Industry | Establishments | Employees | Employees per establishment |
|---|---|---|---|
| Full-service restaurants | 62 | 881 | 14.2 |
| Offices of real estate agents and brokers | 60 | 166 | 2.8 |
| Landscaping services | 54 | 607 | 11.2 |
| Limited-service restaurants | 44 | 932 | 21.2 |
| All other specialty trade contractors | 36 | 92 | 2.6 |
| New single-family housing construction contractors | 31 | 121 | 3.9 |
| Insurance agencies and brokerages | 30 | 116 | 3.9 |
| Plumbing, heating and air-conditioning contractors | 28 | 152 | 5.4 |
| Dental offices | 22 | 183 | 8.3 |
| Electrical contractors | 21 | 98 | 4.7 |
| Beauty salons | 20 | 106 | 5.3 |
| Residential remodelers | 19 | 25 | 1.3 |
| Physician practices | 18 | 160 | 8.9 |
| General automotive repair shops | 18 | 62 | 3.4 |
| Site preparation contractors | 17 | 56 | 3.3 |
| Law offices | 16 | 66 | 4.1 |
| Physical, occupational and speech therapy clinics | 13 | — | — |
| Management consulting firms | 13 | — | — |
| Poured concrete foundation and structure contractors | 13 | 119 | 9.2 |
| Beer, wine and liquor stores | 13 | — | — |
| Supermarkets and grocery stores | 13 | 969 | 74.5 |
| Engineering services firms | 12 | 54 | 4.5 |
| Hotels and motels | 11 | 145 | 13.2 |
| Drinking places | 11 | — | — |
| Child day care services | 11 | — | — |
Selected small-business industries (six-digit NAICS) covered by these guides. Source: Census County Business Patterns 2023.
Area codes in Seneca, SC
The area's named cities and towns have 45 NANPA-assigned exchanges across 2 area codes; 864 has the most (98%). A local number in the code your customers know is the simplest signal that you are nearby; Callata's plan includes up to 3.
Local numbers by city
Pages for 3 cities and towns in the area list their area codes, prefixes and carriers.
| Place | Population (2024) | Area codes | Exchanges |
|---|---|---|---|
| Seneca, SC | 9,202 | 821, 864 | 27 |
| Walhalla, SC | 4,249 | 864 | 6 |
| Westminster, SC | 2,439 | 864 | 6 |
Phone costs for a typical Seneca, SC business
Per-seat phone plans multiply by headcount. For the rounded average establishment size in Seneca, SC, 13 users on RingCentral RingEX Core come to $390.00 a month and on Ooma Office Pro $324.35, at month-to-month list prices checked September 28, 2026. On Callata the same 13 people cost $259.00 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 | $259.00 | $3,108.00 |
| Quo (Starter) | $19.00 per user | $247.00 | $2,964.00 |
| Nextiva (Core) | $23.00 per user | $299.00 | $3,588.00 |
| Ooma (Office Pro) | $24.95 per user | $324.35 | $3,892.20 |
| Dialpad (Standard) | $27.00 per user | $351.00 | $4,212.00 |
| RingCentral (RingEX Core) | $30.00 per user | $390.00 | $4,680.00 |
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.
Callata in Seneca, SC
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 Seneca, SC, 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.
Frequently asked questions
What area codes serve Seneca, SC?
864 and 821, by NANPA-assigned exchanges in the area's named places.
How many businesses are in the Seneca, SC area?
1,761 establishments in 2023, according to Census County Business Patterns.
How much does a business phone system cost in Seneca, SC?
Callata is $99 a month with 5 users included, then $20 per additional user; for a 13-person team that is $259.00 a month. The same team on Ooma Office Pro lists at $324.35 a month (checked September 28, 2026).