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Business phone system for physical, occupational and speech therapy clinics in South Carolina

732 physical, occupational and speech therapy clinics operated in South Carolina in 2023. Where they are, how big their teams are, and what phone service costs them.

Establishments
732CBP 2023
Employees
4,692mid-March 2023
Per 100k residents
13.4U.S. 15.3
State rank
25th of 51by count

Physical, occupational and speech therapy clinics in South Carolina by the numbers

The Census Bureau counted 732 physical, occupational and speech therapy clinics in South Carolina in its 2023 County Business Patterns (NAICS 621340). They employed 4,692 people in mid-March and reported $227.2 million in annual payroll. That is the 25th highest count among the 51 states and DC with published figures. Physical, occupational and speech therapy clinics make up 0.60% of the 122,958 business establishments in the state.

Per 100,000 residents (2024 estimate) South Carolina has 13.4 physical, occupational and speech therapy clinics, 12.7% below the national rate of 15.3. The average establishment has 6.4 employees against 9.0 nationally. Payroll per employee is $48,412, in line with the U.S. figure of $49,067.

Physical, occupational and speech therapy clinics: South Carolina compared with the U.S., 2023
MeasureSouth CarolinaUnited States
Establishments73252,058
Mid-March employees4,692466,903
Annual payroll$227,150,000$22,909,546,000
Employees per establishment6.49.0
Payroll per employee$48,412$49,067
Establishments per 100,000 residents13.415.3

Census County Business Patterns 2023 (mid-March employment; annual payroll). Employees and payroll flagged high-noise are shown but not used in the text. Residents: Census Vintage 2024 estimates.

South Carolina's largest markets for physical, occupational and speech therapy clinics

Census published physical therapy clinic counts for 16 metro or micropolitan areas that include part of South Carolina. The largest is Charlotte, NC-SC, with 370 establishments (a multi-state area; its count covers every state it spans). Single-state metro and micropolitan areas account for 85% of the statewide total; the rest are outside any published area or in areas Census suppressed.

Physical, occupational and speech therapy clinics by metro or micropolitan area, South Carolina, 2023
AreaEstablishmentsEmployeesPer 100k residents
Charlotte, NC-SC3705,11112.8
Greenville, SC15894615.9
Charleston, SC1531,14517.6
Columbia, SC9956311.4
Augusta, GA-SC8339513.0
Hilton Head Island, SC5142621.5
Myrtle Beach, SC5024912.1
Spartanburg, SC372199.3
Florence, SC2513112.5
Murrells Inlet, SC15—22.7
Seneca, SC13—15.8
Orangeburg, SC6507.2
Sumter, SC5414.8
Greenwood, SC5—5.3
Gaffney, SC3—5.2
Newberry, SC3—7.7

Source: Census County Business Patterns 2023; population from Census Vintage 2024 estimates.

Team sizes at physical, occupational and speech therapy clinics in South Carolina

59.7% of South Carolina's physical, occupational and speech therapy clinics with employees had fewer than five people in March 2023, compared with 56.8% nationally. 83.3% had fewer than ten. At that size the phone is shared, so routing (who rings, when, and what happens after hours) matters more than the number of desk phones.

Physical, occupational and speech therapy clinics in South Carolina by employment size, 2023
Employment sizeEstablishmentsShareU.S. share
1–4 employees43659.7%56.8%
5–9 employees17223.6%21.4%
10–19 employees8511.6%14.0%
20–49 employees334.5%6.0%
50 or more employees40.5%1.8%

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.

What physical, occupational and speech therapy clinics in South Carolina use the phone for

Therapy plans of care involve many visits over several weeks, so clinics spend a large share of phone time scheduling and confirming. Referral sources and payers also call to check on authorizations and progress.

Calls a physical therapy clinic in South Carolina might handle in a typical week include:

Texting patients

Reminder texts and quick reschedule replies help keep a full schedule full.

Texting from a local number in South Carolina requires carrier registration (10DLC), a one-time $49 fee on Callata.

What a phone system costs a physical therapy clinic in South Carolina

Physical, occupational and speech therapy clinics in South Carolina average 6.4 employees, so the comparison uses a 6-person team. On a per-user plan that headcount sets the bill: $149.70 a month on Ooma Office Pro or $180.00 on RingCentral RingEX Core at list price (checked September 28, 2026). Callata comes to $119.00 a month for 6 users ($99 a month with 5 users included, then $20 per additional user), below both.

Over a year, that is $732 less than RingCentral for a physical therapy clinic in South Carolina of that size. Annual contracts lower some competitors' prices, so compare the plan you would actually sign.

Monthly list price for a 6-person physical therapy clinic
Provider (plan)Pricing basisPer monthPer year
Callata (Callata Office)$99 incl. 5 users, $20 per extra user$119.00$1,428.00
Quo (Starter)$19.00 per user$114.00$1,368.00
Nextiva (Core)$23.00 per user$138.00$1,656.00
Ooma (Office Pro)$24.95 per user$149.70$1,796.40
Dialpad (Standard)$27.00 per user$162.00$1,944.00
RingCentral (RingEX Core)$30.00 per user$180.00$2,160.00

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.

Area codes in South Carolina

South Carolina has 6 geographic area codes in service according to NANPA. Callata includes up to 3 local numbers, so a physical therapy clinic can hold a number in more than one of them.

Area codes in South Carolina by assigned exchanges
Area codeExchangesTime zoneIn service sinceOverlay with
803784Eastern1947839
864784Eastern1995821
843783Eastern1998854
839190Eastern2020803
854182Eastern2015843
82142Eastern2024864

Exchanges are NANPA-assigned central office codes (NPA-NXX) in the rate centers matched to the area's named places. Source: NANPA utilized code and NPA reports.

How Callata works for physical, occupational and speech therapy clinics in South Carolina

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.

Porting a number you already use in South Carolina 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.

Practices that handle protected health information should review their own privacy obligations before recording calls, enabling AI summaries or texting appointment details, and keep clinical conversations out of text messages unless their policies allow it.

Frequently asked questions

How many physical, occupational and speech therapy clinics are in South Carolina?

732 in 2023, according to Census County Business Patterns. They employed 4,692 people in mid-March.

Which South Carolina metro area has the most physical, occupational and speech therapy clinics?

Charlotte, NC-SC, with 370 establishments in 2023.

What does a phone system cost a 6-person physical therapy clinic?

$180.00 a month on RingCentral RingEX Core or $149.70 on Ooma Office Pro at month-to-month list prices (checked September 28, 2026); $119.00 on Callata ($99 a month with 5 users included, then $20 per additional user).

Do I need to register to text customers from a South Carolina number?

Yes. US carriers require business texting from local numbers to be registered (10DLC). On Callata the registration is a one-time $49 fee, and texting turns on once it is approved.