CallataGuidesBusiness phone system for new single-family housing construction contractors in Charleston, SC
New single-family housing construction contractors in the Charleston-North Charleston, SC metro area: 199 establishments in 2023, the local area codes, and what phone service costs a 3-person team.
- Establishments
- 199CBP 2023
- Employees
- 612mid-March 2023
- Per 100k residents
- 22.9U.S. 17.8
- Rank
- 54th of 853areas by count
The home builder market in Charleston, SC
The Census Bureau's 2023 County Business Patterns lists 199 establishments classified as New Single-Family Housing Construction (except For-Sale Builders) (NAICS 236115) in the Charleston-North Charleston, SC metro area. They employed 612 people in mid-March and paid $52.4 million in annual payroll. By establishment count the area is 54th out of 853 areas with published figures for new single-family housing construction contractors.
Measured against its 870,000 residents (2024 estimate), the area has 22.9 new single-family housing construction contractors per 100,000 people; the U.S. rate is 17.8, so Charleston, SC is 28.3% above the national figure. The average establishment here has 3.1 employees, compared with 3.9 nationally. Payroll per employee comes to $85,539, 31.6% above the national $65,006.
| Measure | Charleston, SC | South Carolina | United States |
|---|---|---|---|
| Establishments | 199 | 959 | 60,635 |
| Mid-March employees | 612 | 4,082 | 236,076 |
| Annual payroll | $52,350,000 | $253,983,000 | $15,346,277,000 |
| Employees per establishment | 3.1 | 4.3 | 3.9 |
| Payroll per employee | $85,539 | $62,220 | $65,006 |
| Establishments per 100,000 residents | 22.9 | 17.5 | 17.8 |
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.
Team sizes at new single-family housing construction contractors in Charleston, SC
Of the new single-family housing construction contractors in Charleston, SC that had employees in March 2023, 79.7% had fewer than five (the U.S. share is 78.1%). 92.9% had fewer than ten. When a business has only a few people, whoever is free answers the phone, and calls that arrive while everyone is busy go to voicemail unless they are routed somewhere else.
| Employment size | Establishments | Share | U.S. share |
|---|---|---|---|
| 1–4 employees | 157 | 79.7% | 78.1% |
| 5–9 employees | 26 | 13.2% | 14.0% |
| 10–19 employees | 14 | 7.1% | 5.4% |
| 20–49 employees | not published | — | 1.9% |
| 50 or more employees | 0 | 0.0% | 0.5% |
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.
Calls a home builder in Charleston, SC has to catch
Builders coordinate buyers, trades, inspectors and lenders across many homes at once. Buyers call often during construction, and sales calls need fast responses.
A few of the calls that come in to new single-family housing construction contractors in Charleston, SC:
- A buyer calls about available lots.
- A buyer under contract calls for a construction update.
- A trade calls about schedule changes.
Texting buyers
Builders text walkthrough times and milestone updates.
Because carriers require registration for business texting from local numbers, Callata files a 10DLC registration for a one-time $49; after approval, anyone on the team can reply from the business number.
Phone system pricing for a 3-person home builder
The average home builder in Charleston, SC has 3.1 employees, so a 3-person team is a reasonable benchmark. Priced per seat, 3 users would run $90.00 a month on RingCentral RingEX Core and $74.85 on Ooma Office Pro (month-to-month list prices, checked September 28, 2026). Callata costs $99.00 a month ($99 a month with 5 users included, then $20 per additional user), so at this team size both per-seat plans are cheaper; Callata drops below them from 4 users.
At this team size the per-seat plans cost less than Callata's $99 base price, which already covers 5 users; Callata becomes the lower price from 4 users.
| Provider (plan) | Pricing basis | Per month | Per year |
|---|---|---|---|
| Callata (Callata Office) | $99 incl. 5 users, $20 per extra user | $99.00 | $1,188.00 |
| Quo (Starter) | $19.00 per user | $57.00 | $684.00 |
| Nextiva (Core) | $23.00 per user | $69.00 | $828.00 |
| Ooma (Office Pro) | $24.95 per user | $74.85 | $898.20 |
| Dialpad (Standard) | $27.00 per user | $81.00 | $972.00 |
| RingCentral (RingEX Core) | $30.00 per user | $90.00 | $1,080.00 |
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.
Which area code to use in Charleston, SC
NANPA records place the exchanges of the area's named cities and towns in 2 area codes. 843 has the most, with 267 of 330 exchanges (81%). A local number lets buyers in Charleston, SC call without dialing out of area. Callata includes up to 3 local numbers, and which numbers are open in an area code depends on carrier inventory when you choose.
| Area code | Exchanges | Time zone | In service since | Overlay with |
|---|---|---|---|---|
| 843 | 267 | Eastern | 1998 | 854 |
| 854 | 63 | Eastern | 2015 | 843 |
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.
Setting up Callata for a home builder in Charleston, SC
For $99 a month, Callata puts a team of up to 5 on one plan ($20 for each person after that): up to 3 local numbers, unlimited inbound calls, a pooled allowance of 1,500 outbound US and Canada minutes per user, browser and cell calling, voicemail transcription with urgency triage, recorded calls with AI summaries and business-hours routing, with E911 on every number.
Porting a number you already use in Charleston, SC 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.
Frequently asked questions
How many new single-family housing construction contractors are there in Charleston, SC?
Census County Business Patterns counted 199 new single-family housing construction contractors in the Charleston-North Charleston, SC metro area in 2023. They employed 612 people in mid-March.
What does a business phone system cost for a 3-person home builder?
At month-to-month list prices checked September 28, 2026, 3 users cost $90.00 a month on RingCentral RingEX Core and $74.85 on Ooma Office Pro. On Callata, $99 a month with 5 users included, then $20 per additional user, the same team pays $99.00.
What area code should a home builder in Charleston, SC use?
Area code 843 has the most assigned exchanges among the area's named places, followed by 854. If you already have a local number, you can port it to Callata for free.
Can an AI receptionist answer calls for a home builder?
Yes. Callata's optional AI agents can answer when the team is busy or closed, take a message, text, email or transfer the call. They disclose that they are AI and are billed from prepaid AI minutes at $0.25 per minute.