CallataGuidesBusiness phone system for janitorial services in Knoxville, TN
Janitorial services in the Knoxville, TN metro area: 178 establishments in 2023, the local area codes, and what phone service costs a 94-person team.
- Establishments
- 178CBP 2023
- Employees
- 16,697mid-March 2023
- Per 100k residents
- 18.6U.S. 19.9
- Rank
- 71st of 836areas by count
Janitorial services in Knoxville, TN by the numbers
The Census Bureau's 2023 County Business Patterns lists 178 establishments classified as Janitorial Services (NAICS 561720) in the Knoxville, TN metro area. Together they reported 16,697 mid-March employees and $509.1 million of payroll for the year. That ranks 71st of the 836 metro and micropolitan areas where Census published a count for this industry.
With 958,000 residents in the Census 2024 estimate, that is 18.6 janitorial services per 100,000 people, 6.8% below the national rate of 19.9. Establishments average 93.8 employees, 484.4% above the U.S. average of 16.1. Payroll per employee comes to $30,489, in line with the national $30,089.
| Measure | Knoxville, TN | Tennessee | United States |
|---|---|---|---|
| Establishments | 178 | 1,182 | 67,799 |
| Mid-March employees | 16,697 | 35,239 | 1,088,193 |
| Annual payroll | $509,081,000 (moderate noise) | $1,067,190,000 (moderate noise) | $32,742,664,000 |
| Employees per establishment | 93.8 | 29.8 | 16.1 |
| Payroll per employee | $30,489 | $30,284 | $30,089 |
| Establishments per 100,000 residents | 18.6 | 16.4 | 19.9 |
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.
How big janitorial services in Knoxville, TN are
Of the janitorial services in Knoxville, TN that had employees in March 2023, 61.1% had fewer than five (the U.S. share is 61.3%). 76.0% had fewer than ten. Small teams usually share the phone: the person who answers is often also serving a customer or doing the job, which is when calls get missed.
| Employment size | Establishments | Share | U.S. share |
|---|---|---|---|
| 1–4 employees | 107 | 61.1% | 61.3% |
| 5–9 employees | 26 | 14.9% | 15.5% |
| 10–19 employees | 22 | 12.6% | 10.8% |
| 20–49 employees | 8 | 4.6% | 7.6% |
| 50 or more employees | 12 | 6.9% | 4.9% |
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.
Why the phone matters for janitorial services in Knoxville, TN
Commercial cleaning companies work nights and weekends, so the office and the crews are rarely in the same place. Clients need a reliable way to report issues and request extra service. That holds for janitorial services in Knoxville, TN as much as anywhere.
A few of the calls that come in to janitorial services in Knoxville, TN:
- An office manager calls about a missed trash pickup.
- A crew lead calls the office about supplies.
- The company calls a client about a schedule change.
When nobody can pick up
Crews work after hours, so routing between night supervisors and the office matters.
With business-hours routing, calls after closing can go to transcribed voicemail or an optional AI receptionist instead of ringing an empty room.
What a phone system costs a janitorial company in Knoxville, TN
The average janitorial company in Knoxville, TN has 93.8 employees, so a 94-person team is a reasonable benchmark. Per-seat business phone plans bill every one of those people. At month-to-month list prices checked September 28, 2026, 94 users on RingCentral RingEX Core cost $2,820.00 a month and 94 on Ooma Office Pro cost $2,345.30. On Callata the same 94 people cost $1,879.00 a month, less than either per-seat plan.
The annual difference against RingCentral's monthly list price comes to $11,292. 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 | $1,879.00 | $22,548.00 |
| Quo (Starter) | $19.00 per user | $1,786.00 | $21,432.00 |
| Nextiva (Core) | $23.00 per user | $2,162.00 | $25,944.00 |
| Ooma (Office Pro) | $24.95 per user | $2,345.30 | $28,143.60 |
| Dialpad (Standard) | $27.00 per user | $2,538.00 | $30,456.00 |
| RingCentral (RingEX Core) | $30.00 per user | $2,820.00 | $33,840.00 |
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.
How Callata works for janitorial services
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.
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 janitorial services are there in Knoxville, TN?
Census County Business Patterns counted 178 janitorial services in the Knoxville, TN metro area in 2023. They employed 16,697 people in mid-March.
What does a business phone system cost for a 94-person janitorial company?
At month-to-month list prices checked September 28, 2026, 94 users cost $2,820.00 a month on RingCentral RingEX Core and $2,345.30 on Ooma Office Pro. On Callata, $99 a month with 5 users included, then $20 per additional user, the same team pays $1,879.00.
What area code should a janitorial company 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 janitorial company?
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.