CallataGuidesBusiness phone system for surveying and mapping services firms in Knoxville, TN
Surveying and mapping services firms in the Knoxville, TN metro area: 22 establishments in 2023, the local area codes, and what phone service costs an 8-person team.
- Establishments
- 22CBP 2023
- Per 100k residents
- 2.3U.S. 2.1
- Rank
- 64th of 442areas by count
Surveying and mapping services firms in Knoxville, TN by the numbers
County Business Patterns counts 22 surveying and mapping services firms (NAICS 541370, Surveying and Mapping (except Geophysical) Services) in the Knoxville, TN metro area for 2023. That ranks 64th of the 442 metro and micropolitan areas where Census published a count for this industry.
With 958,000 residents in the Census 2024 estimate, that is 2.3 surveying and mapping services firms per 100,000 people, 7.2% above the national rate of 2.1.
| Measure | Knoxville, TN | Tennessee | United States |
|---|---|---|---|
| Establishments | 22 | 176 | 7,288 |
| Mid-March employees | 152 (high noise) | 1,700 (moderate noise) | 58,087 |
| Annual payroll | $9,606,000 (moderate noise) | $155,690,000 (high noise) | $4,304,723,000 |
| Employees per establishment | — | 9.7 | 8.0 |
| Payroll per employee | — | — | $74,108 |
| Establishments per 100,000 residents | 2.3 | 2.4 | 2.1 |
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 surveying and mapping services firms in Knoxville, TN
Of the surveying and mapping services firms in Knoxville, TN that had employees in March 2023, 77.8% had fewer than five (the U.S. share is 58.3%). For a business of a few people, phone coverage is a staffing question as much as a technology one: someone has to be free to pick up, or the call needs somewhere sensible to go.
| Employment size | Establishments | Share | U.S. share |
|---|---|---|---|
| 1–4 employees | 14 | 77.8% | 58.3% |
| 5–9 employees | not published | — | 21.5% |
| 10–19 employees | 4 | 22.2% | 12.3% |
| 20–49 employees | not published | — | 5.9% |
| 50 or more employees | 0 | 0.0% | 2.0% |
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 surveying and mapping services firms in Knoxville, TN use the phone for
Surveyors spend their days in the field, and calls about boundary surveys, closings and construction staking come from homeowners, title companies and builders. A line that rings field crews' phones keeps work from waiting.
Typical inbound and outbound calls for surveying and mapping services firms in Knoxville, TN:
- A builder calls to schedule staking.
- A neighbor calls about survey markers.
- A title company calls for a survey before closing.
Calls after closing time
After-hours calls are usually quote requests.
Callata transcribes voicemail and triages it for urgency, so the first callback in the morning can go to the caller who needs it most.
Callata vs. per-seat pricing for surveying and mapping services firms in Knoxville, TN
Census did not publish a reliable employee count for surveying and mapping services firms in Knoxville, TN, so this comparison uses the U.S. average of 8 people per establishment. On a per-user plan that headcount sets the bill: $199.60 a month on Ooma Office Pro or $240.00 on RingCentral RingEX Core at list price (checked September 28, 2026). On Callata the same 8 people cost $159.00 a month, less than either per-seat plan.
The annual difference against RingCentral's monthly list price comes to $972. Some vendors discount annual contracts; the table shows month-to-month prices.
| Provider (plan) | Pricing basis | Per month | Per year |
|---|---|---|---|
| Callata (Callata Office) | $99 incl. 5 users, $20 per extra user | $159.00 | $1,908.00 |
| Quo (Starter) | $19.00 per user | $152.00 | $1,824.00 |
| Nextiva (Core) | $23.00 per user | $184.00 | $2,208.00 |
| Ooma (Office Pro) | $24.95 per user | $199.60 | $2,395.20 |
| Dialpad (Standard) | $27.00 per user | $216.00 | $2,592.00 |
| RingCentral (RingEX Core) | $30.00 per user | $240.00 | $2,880.00 |
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 Knoxville, TN
NANPA records place the exchanges of the area's named cities and towns in 2 area codes. 865 has the most, with 409 of 436 exchanges (94%). Callata's plan includes up to 3 local numbers; you can pick them in the area codes your clients recognize, subject to carrier inventory, or port the number you already have for free.
| Area code | Exchanges | Time zone | In service since | Overlay with |
|---|---|---|---|---|
| 865 | 409 | Eastern | 1999 | none |
| 423 | 27 | Eastern and Central | 1995 | 729 |
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.
What surveying and mapping services firms in Knoxville, TN get with 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 Knoxville, TN, 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
How many surveying and mapping services firms are there in Knoxville, TN?
Census County Business Patterns counted 22 surveying and mapping services firms in the Knoxville, TN metro area in 2023.
What does a business phone system cost for an 8-person surveying firm?
At month-to-month list prices checked September 28, 2026, 8 users cost $240.00 a month on RingCentral RingEX Core and $199.60 on Ooma Office Pro. On Callata, $99 a month with 5 users included, then $20 per additional user, the same team pays $159.00.
What area code should a surveying firm in Knoxville, TN use?
Area code 865 has the most assigned exchanges among the area's named places, followed by 423. If you already have a local number, you can port it to Callata for free.
Can an AI receptionist answer calls for a surveying 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.