CallataGuidesBusiness phone system for engineering services firms in Clarksville, TN-KY
Engineering services firms in the Clarksville, TN-KY metro area: 16 establishments in 2023, the local area codes, and what phone service costs a 20-person team.
- Establishments
- 16CBP 2023
- Per 100k residents
- 4.6U.S. 18.6
- Rank
- 325th of 735areas by count
The engineering firm market in Clarksville, TN-KY
The Census Bureau's 2023 County Business Patterns lists 16 establishments classified as Engineering Services (NAICS 541330) in the Clarksville, TN-KY metro area. By establishment count the area is 325th out of 735 areas with published figures for engineering services firms.
Measured against its 346,000 residents (2024 estimate), the area has 4.6 engineering services firms per 100,000 people; the U.S. rate is 18.6, so Clarksville, TN-KY is 75.1% below the national figure.
| Measure | Clarksville, TN-KY | Tennessee | United States |
|---|---|---|---|
| Establishments | 16 | 855 | 63,233 |
| Mid-March employees | 209 (high noise) | 17,513 | 1,260,577 |
| Annual payroll | $21,496,000 (high noise) | $1,811,157,000 | $138,599,619,000 |
| Employees per establishment | — | 20.5 | 19.9 |
| Payroll per employee | — | $103,418 | $109,949 |
| Establishments per 100,000 residents | 4.6 | 11.8 | 18.6 |
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.
Establishment size: engineering services firms in Clarksville, TN-KY
Of the engineering services firms in Clarksville, TN-KY that had employees in March 2023, 46.7% had fewer than five (the U.S. share is 53.1%). 80.0% 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 | 7 | 46.7% | 53.1% |
| 5–9 employees | 5 | 33.3% | 15.0% |
| 10–19 employees | 3 | 20.0% | 13.1% |
| 20–49 employees | not published | — | 11.3% |
| 50 or more employees | 0 | 0.0% | 7.6% |
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 an engineering firm in Clarksville, TN-KY has to catch
Engineering firms handle client calls, contractor questions and agency coordination, often while staff are in the field. Routing calls to the right project engineer saves time on every project. That holds for engineering services firms in Clarksville, TN-KY as much as anywhere.
A few of the calls that come in to engineering services firms in Clarksville, TN-KY:
- A homeowner calls about a structural inspection.
- A municipal reviewer calls about comments.
- A developer calls about a site plan.
What engineering services firms text about
Firms text site meeting times and document notifications.
Texts sent from a local business number in Clarksville, TN-KY have to be registered with carriers first (10DLC); on Callata that is a one-time $49 fee, after which the whole team can text from the shared number.
Phone system pricing for a 20-person engineering firm
Census did not publish a reliable employee count for engineering services firms in Clarksville, TN-KY, so this comparison uses the U.S. average of 20 people per establishment. Priced per seat, 20 users would run $600.00 a month on RingCentral RingEX Core and $499.00 on Ooma Office Pro (month-to-month list prices, checked September 28, 2026). Callata comes to $399.00 a month for 20 users ($99 a month with 5 users included, then $20 per additional user), below both.
Over a year, that is $2,412 less than RingCentral for an engineering firm in Clarksville, TN-KY of that size. Annual contracts lower some competitors' prices, so compare the plan you would actually sign.
| 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.
Local area codes for engineering services firms in Clarksville, TN-KY
NANPA records place the exchanges of the area's named cities and towns in 3 area codes. 931 has the most, with 80 of 134 exchanges (60%). A local number lets clients in Clarksville, TN-KY 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 |
|---|---|---|---|---|
| 931 | 80 | Eastern and Central | 1997 | none |
| 270 | 50 | Eastern and Central | 1999 | 364 |
| 364 | 4 | Eastern and Central | 2014 | 270 |
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 an engineering firm in Clarksville, TN-KY
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 Clarksville, TN-KY 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 engineering services firms are there in Clarksville, TN-KY?
Census County Business Patterns counted 16 engineering services firms in the Clarksville, TN-KY metro area in 2023.
What does a business phone system cost for a 20-person engineering firm?
At month-to-month list prices checked September 28, 2026, 20 users cost $600.00 a month on RingCentral RingEX Core and $499.00 on Ooma Office Pro. On Callata, $99 a month with 5 users included, then $20 per additional user, the same team pays $399.00.
What area code should an engineering firm in Clarksville, TN-KY use?
Area code 931 has the most assigned exchanges among the area's named places, followed by 270 and 364. If you already have a local number, you can port it to Callata for free.
Can an AI receptionist answer calls for an engineering firm?
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.