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Business phone system for law offices in Tennessee

2,260 law offices operated in Tennessee in 2023. Where they are, how big their teams are, and what phone service costs them.

Establishments
2,260CBP 2023
Employees
13,523mid-March 2023
Per 100k residents
31.3U.S. 48.7
State rank
21st of 51by count

Law offices in Tennessee by the numbers

County Business Patterns counts 2,260 establishments in Tennessee classified as Offices of Lawyers (NAICS 541110) for 2023. They employed 13,523 people in mid-March and reported $1.3 billion in annual payroll. That is the 21st highest count among the 51 states and DC with published figures. Law offices make up 1.5% of the 150,129 business establishments in the state.

Per 100,000 residents (2024 estimate) Tennessee has 31.3 law offices, 35.7% below the national rate of 48.7. The average establishment has 6.0 employees against 6.6 nationally. Payroll per employee is $96,297, 23.3% below the U.S. figure of $125,580.

Law offices: Tennessee compared with the U.S., 2023
MeasureTennesseeUnited States
Establishments2,260165,491
Mid-March employees13,5231,093,331
Annual payroll$1,302,225,000$137,300,251,000
Employees per establishment6.06.6
Payroll per employee$96,297$125,580
Establishments per 100,000 residents31.348.7

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.

Where law offices in Tennessee are concentrated

Census published law office counts for 27 metro or micropolitan areas that include part of Tennessee. The largest is Nashville, TN, with 801 establishments. Single-state metro and micropolitan areas account for 67% of the statewide total; the rest are outside any published area or in areas Census suppressed.

Law offices by metro or micropolitan area, Tennessee, 2023
AreaEstablishmentsEmployeesPer 100k residents
Nashville, TN8015,60437.2
Memphis, TN-MS-AR4042,90130.2
Knoxville, TN3141,74832.8
Chattanooga, TN-GA2011,32734.2
Kingsport, TN-VA11243535.7
Clarksville, TN-KY6026017.3
Jackson, TN6034232.7
Cookeville, TN5619337.4
Johnson City, TN52—24.2
Morristown, TN28—22.1
Cleveland, TN2512618.9
Sevierville, TN257125.0
Greeneville, TN188724.5
Tullahoma, TN15—22.0
Dyersburg, TN145338.5
Crossville, TN12—18.3
Shelbyville, TN12—22.1
Winchester, TN12—26.6
Fayetteville, TN122832.7
Paris, TN125536.5
Athens, TN112615.6
McMinnville, TN102522.9
Union City, TN9—29.7
Newport, TN71118.6
Martin, TN7—21.1

Top 25 of 27 areas by establishments. Source: Census CBP 2023.

Team sizes at law offices in Tennessee

70.4% of Tennessee's law offices with employees had fewer than five people in March 2023, compared with 71.8% nationally. 87.4% had fewer than ten. At that size the phone is shared, so routing (who rings, when, and what happens after hours) matters more than the number of desk phones.

Law offices in Tennessee by employment size, 2023
Employment sizeEstablishmentsShareU.S. share
1–4 employees1,59270.4%71.8%
5–9 employees38316.9%15.1%
10–19 employees1687.4%7.4%
20–49 employees873.8%4.0%
50 or more employees301.3%1.8%

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 law offices in Tennessee

Prospective clients often call a law office at a stressful moment and contact more than one firm, so the first firm to respond has an advantage. Attorneys are frequently in court or meetings, which makes accurate message taking and routing to the right paralegal essential. That holds for law offices in Tennessee as much as anywhere.

Typical inbound and outbound calls for law offices in Tennessee:

Business texting for law offices

Firms use texting for appointment reminders and document requests, keeping privileged discussion off text.

Texting from a local number in Tennessee requires carrier registration (10DLC), a one-time $49 fee on Callata.

What a phone system costs a law office in Tennessee

Law offices in Tennessee average 6.0 employees, so the comparison uses a 6-person team. Per-seat business phone plans bill every one of those people. At month-to-month list prices checked September 28, 2026, 6 users on RingCentral RingEX Core cost $180.00 a month and 6 on Ooma Office Pro cost $149.70. Callata comes to $119.00 a month for 6 users ($99 a month with 5 users included, then $20 per additional user), below both.

Over a year, that is $732 less than RingCentral for a law office in Tennessee of that size. Annual contracts lower some competitors' prices, so compare the plan you would actually sign.

Monthly list price for a 6-person law office
Provider (plan)Pricing basisPer monthPer year
Callata (Callata Office)$99 incl. 5 users, $20 per extra user$119.00$1,428.00
Quo (Starter)$19.00 per user$114.00$1,368.00
Nextiva (Core)$23.00 per user$138.00$1,656.00
Ooma (Office Pro)$24.95 per user$149.70$1,796.40
Dialpad (Standard)$27.00 per user$162.00$1,944.00
RingCentral (RingEX Core)$30.00 per user$180.00$2,160.00

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.

Area codes in Tennessee

Tennessee has 8 geographic area codes in service according to NANPA. Callata includes up to 3 local numbers, so a law office can hold a number in more than one of them.

Area codes in Tennessee by assigned exchanges
Area codeExchangesTime zoneIn service sinceOverlay with
615781Central1954629
423764Eastern and Central1995729
901616Central1947none
931538Eastern and Central1997none
865506Eastern1999none
731395Central2001none
629197Central2015615
7290Eastern and Central2025423

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 law offices in Tennessee

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.

Porting a number you already use in Tennessee 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.

Firms should consider privilege and confidentiality before recording calls or using AI summaries, and follow their bar's guidance on client communications.

Frequently asked questions

How many law offices are in Tennessee?

2,260 in 2023, according to Census County Business Patterns. They employed 13,523 people in mid-March.

Which Tennessee metro area has the most law offices?

Nashville, TN, with 801 establishments in 2023.

What does a phone system cost a 6-person law office?

$180.00 a month on RingCentral RingEX Core or $149.70 on Ooma Office Pro at month-to-month list prices (checked September 28, 2026); $119.00 on Callata ($99 a month with 5 users included, then $20 per additional user).

Do I need to register to text customers from a Tennessee number?

Yes. US carriers require business texting from local numbers to be registered (10DLC). On Callata the registration is a one-time $49 fee, and texting turns on once it is approved.