CallataGuidesBusiness phone system for mobile food services in Knoxville, TN
Mobile food services in the Knoxville, TN metro area: 38 establishments in 2023, the local area codes, and what phone service costs a 3-person team.
- Establishments
- 38CBP 2023
- Employees
- 121mid-March 2023
- Per 100k residents
- 4.0U.S. 3.7
- Rank
- 70th of 481areas by count
The food truck market in Knoxville, TN
The Census Bureau's 2023 County Business Patterns lists 38 establishments classified as Mobile Food Services (NAICS 722330) in the Knoxville, TN metro area. They employed 121 people in mid-March and paid $2,125,000 in annual payroll. By establishment count the area is 70th out of 481 areas with published figures for mobile food services.
Measured against its 958,000 residents (2024 estimate), the area has 4.0 mobile food services per 100,000 people; the U.S. rate is 3.7, so Knoxville, TN is 8.1% above the national figure. The average establishment here has 3.2 employees, compared with 3.1 nationally. Payroll per employee comes to $17,562, 32.2% below the national $25,920.
| Measure | Knoxville, TN | Tennessee | United States |
|---|---|---|---|
| Establishments | 38 | 274 | 12,487 |
| Mid-March employees | 121 (moderate noise) | 923 | 38,438 |
| Annual payroll | $2,125,000 | $20,723,000 | $996,319,000 |
| Employees per establishment | 3.2 | 3.4 | 3.1 |
| Payroll per employee | $17,562 | $22,452 | $25,920 |
| Establishments per 100,000 residents | 4.0 | 3.8 | 3.7 |
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: mobile food services in Knoxville, TN
Of the mobile food services in Knoxville, TN that had employees in March 2023, 81.6% had fewer than five (the U.S. share is 80.6%). 92.1% 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 | 31 | 81.6% | 80.6% |
| 5–9 employees | 4 | 10.5% | 12.3% |
| 10–19 employees | 3 | 7.9% | 5.1% |
| 20–49 employees | not published | — | 1.8% |
| 50 or more employees | 0 | 0.0% | 0.2% |
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 mobile food services in Knoxville, TN use the phone for
Food trucks are booked for private events and need a phone number that follows the owner from site to site. A business line on a cell keeps bookings separate from personal calls.
Calls a food truck in Knoxville, TN might handle in a typical week include:
- A business calls about a lunch visit.
- The owner calls a venue about parking.
- A customer calls to ask today's location.
What mobile food services text about
Trucks text booking confirmations and location updates.
Texts sent from a local business number in Knoxville, TN 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.
What a phone system costs a food truck in Knoxville, TN
The average food truck in Knoxville, TN has 3.2 employees, so a 3-person team is a reasonable benchmark. On a per-user plan that headcount sets the bill: $74.85 a month on Ooma Office Pro or $90.00 on RingCentral RingEX Core at list price (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.
Local area codes for mobile food services 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%). A local number lets customers in Knoxville, TN 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 |
|---|---|---|---|---|
| 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.
Setting up Callata for a food truck in Knoxville, TN
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 Knoxville, TN 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 mobile food services are there in Knoxville, TN?
Census County Business Patterns counted 38 mobile food services in the Knoxville, TN metro area in 2023. They employed 121 people in mid-March.
What does a business phone system cost for a 3-person food truck?
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 food truck 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 food truck?
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.