CallataGuidesBusiness phone system for law offices in Sioux Falls, SD-MN
Law offices in the Sioux Falls, SD-MN metro area: 118 establishments in 2023, the local area codes, and what phone service costs a 5-person team.
- Establishments
- 118CBP 2023
- Employees
- 646mid-March 2023
- Per 100k residents
- 38.3U.S. 48.7
- Rank
- 171st of 915areas by count
Law offices in Sioux Falls, SD-MN by the numbers
The Census Bureau's 2023 County Business Patterns lists 118 establishments classified as Offices of Lawyers (NAICS 541110) in the Sioux Falls, SD-MN metro area. Together they reported 646 mid-March employees and $54.9 million of payroll for the year. That ranks 171st of the 915 metro and micropolitan areas where Census published a count for this industry.
With 308,000 residents in the Census 2024 estimate, that is 38.3 law offices per 100,000 people, 21.3% below the national rate of 48.7. Establishments average 5.5 employees, 17.1% below the U.S. average of 6.6. Payroll per employee comes to $84,924, 32.4% below the national $125,580.
| Measure | Sioux Falls, SD-MN | South Dakota | United States |
|---|---|---|---|
| Establishments | 118 | 365 | 165,491 |
| Mid-March employees | 646 | 1,554 | 1,093,331 |
| Annual payroll | $54,861,000 | $104,281,000 | $137,300,251,000 |
| Employees per establishment | 5.5 | 4.3 | 6.6 |
| Payroll per employee | $84,924 | $67,105 | $125,580 |
| Establishments per 100,000 residents | 38.3 | 39.5 | 48.7 |
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.
Team sizes at law offices in Sioux Falls, SD-MN
Of the law offices in Sioux Falls, SD-MN that had employees in March 2023, 69.2% had fewer than five (the U.S. share is 71.8%). 87.2% 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 | 81 | 69.2% | 71.8% |
| 5–9 employees | 21 | 17.9% | 15.1% |
| 10–19 employees | 11 | 9.4% | 7.4% |
| 20–49 employees | 4 | 3.4% | 4.0% |
| 50 or more employees | 0 | 0.0% | 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 Sioux Falls, SD-MN
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.
A few of the calls that come in to law offices in Sioux Falls, SD-MN:
- Someone calls after a car accident to ask whether the firm handles injury cases.
- The firm calls a prospective client back after an online inquiry.
- Opposing counsel calls to discuss scheduling.
Calls after closing time
Potential clients often call in the evening, so capturing and transcribing those messages lets the firm call back first thing.
Business-hours routing in Callata sends calls to voicemail, a teammate's cell or an AI agent once the day ends, and voicemails arrive transcribed with an urgency flag.
What a phone system costs a law office in Sioux Falls, SD-MN
The average law office in Sioux Falls, SD-MN has 5.5 employees, so a 5-person team is a reasonable benchmark. Priced per seat, 5 users would run $150.00 a month on RingCentral RingEX Core and $124.75 on Ooma Office Pro (month-to-month list prices, checked September 28, 2026). On Callata the same 5 people cost $99.00 a month, less than either per-seat plan.
The annual difference against RingCentral's monthly list price comes to $612. 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 | $99.00 | $1,188.00 |
| Quo (Starter) | $19.00 per user | $95.00 | $1,140.00 |
| Nextiva (Core) | $23.00 per user | $115.00 | $1,380.00 |
| Ooma (Office Pro) | $24.95 per user | $124.75 | $1,497.00 |
| Dialpad (Standard) | $27.00 per user | $135.00 | $1,620.00 |
| RingCentral (RingEX Core) | $30.00 per user | $150.00 | $1,800.00 |
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 Sioux Falls, SD-MN
NANPA records place the exchanges of the area's named cities and towns in 2 area codes. 605 has the most, with 134 of 146 exchanges (92%). 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 |
|---|---|---|---|---|
| 605 | 134 | Central and Mountain | 1947 | none |
| 507 | 12 | Central | 1954 | 924 |
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 law offices in Sioux Falls, SD-MN get with Callata
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.
If you already have a number in Sioux Falls, SD-MN, 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.
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 there in Sioux Falls, SD-MN?
Census County Business Patterns counted 118 law offices in the Sioux Falls, SD-MN metro area in 2023. They employed 646 people in mid-March.
What does a business phone system cost for a 5-person law office?
At month-to-month list prices checked September 28, 2026, 5 users cost $150.00 a month on RingCentral RingEX Core and $124.75 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 law office in Sioux Falls, SD-MN use?
Area code 605 has the most assigned exchanges among the area's named places, followed by 507. If you already have a local number, you can port it to Callata for free.
Can an AI receptionist answer calls for a law office?
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. Firms should consider privilege and confidentiality before recording calls or using AI summaries, and follow their bar's guidance on client communications.