Business phone system for human resources consulting firms in Tulsa, OK
Human resources consulting firms in the Tulsa, OK metro area: 29 establishments in 2023, the local area codes, and what phone service costs a 10-person team.
- Establishments
- 29CBP 2023
- Employees
- 278mid-March 2023
- Per 100k residents
- 2.7U.S. 2.5
- Rank
- 53rd of 232areas by count
Human resources consulting firms in Tulsa, OK by the numbers
The Census Bureau's 2023 County Business Patterns lists 29 establishments classified as Human Resources Consulting Services (NAICS 541612) in the Tulsa, OK metro area. Together they reported 278 mid-March employees and $24.7 million of payroll for the year. That ranks 53rd of the 232 metro and micropolitan areas where Census published a count for this industry.
With 1.1 million residents in the Census 2024 estimate, that is 2.7 human resources consulting firms per 100,000 people, 9.2% above the national rate of 2.5. Establishments average 9.6 employees, 39.1% below the U.S. average of 15.7. Payroll per employee comes to $89,000, 7.3% below the national $96,006.
| Measure | Tulsa, OK | Oklahoma | United States |
|---|---|---|---|
| Establishments | 29 | 61 | 8,526 |
| Mid-March employees | 278 | 530 | 134,151 |
| Annual payroll | $24,742,000 (moderate noise) | $77,559,000 (moderate noise) | $12,879,341,000 |
| Employees per establishment | 9.6 | 8.7 | 15.7 |
| Payroll per employee | $89,000 | $146,338 | $96,006 |
| Establishments per 100,000 residents | 2.7 | 1.5 | 2.5 |
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 human resources consulting firms in Tulsa, OK are
Of the human resources consulting firms in Tulsa, OK that had employees in March 2023, 84.6% had fewer than five (the U.S. share is 74.5%). 100.0% had fewer than ten. 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 | 22 | 84.6% | 74.5% |
| 5–9 employees | 4 | 15.4% | 9.8% |
| 10–19 employees | not published | — | 6.0% |
| 20–49 employees | not published | — | 4.8% |
| 50 or more employees | 0 | 0.0% | 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.
Calls a HR consulting firm in Tulsa, OK has to catch
HR consultants are often the first call when an employer faces a personnel issue, so clients expect a quick response. Those calls can involve sensitive information that should go to the right person directly.
Calls a HR consulting firm in Tulsa, OK might handle in a typical week include:
- The firm calls a client to schedule a training session.
- A client calls for help with a handbook update.
- A business owner calls about an employee complaint.
When nobody can pick up
After-hours messages are usually routine, though employee incidents can be urgent.
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 human resources consulting firms in Tulsa, OK
The average HR consulting firm in Tulsa, OK has 9.6 employees, so a 10-person team is a reasonable benchmark. Priced per seat, 10 users would run $300.00 a month on RingCentral RingEX Core and $249.50 on Ooma Office Pro (month-to-month list prices, checked September 28, 2026). On Callata the same 10 people cost $199.00 a month, less than either per-seat plan.
The annual difference against RingCentral's monthly list price comes to $1,212. 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 | $199.00 | $2,388.00 |
| Quo (Starter) | $19.00 per user | $190.00 | $2,280.00 |
| Nextiva (Core) | $23.00 per user | $230.00 | $2,760.00 |
| Ooma (Office Pro) | $24.95 per user | $249.50 | $2,994.00 |
| Dialpad (Standard) | $27.00 per user | $270.00 | $3,240.00 |
| RingCentral (RingEX Core) | $30.00 per user | $300.00 | $3,600.00 |
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 Tulsa, OK
NANPA records place the exchanges of the area's named cities and towns in 2 area codes. 918 has the most, with 440 of 561 exchanges (78%). 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 |
|---|---|---|---|---|
| 918 | 440 | Central | 1953 | 539 |
| 539 | 121 | Central | 2011 | 918 |
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 human resources consulting firms
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 Tulsa, OK, 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 human resources consulting firms are there in Tulsa, OK?
Census County Business Patterns counted 29 human resources consulting firms in the Tulsa, OK metro area in 2023. They employed 278 people in mid-March.
What does a business phone system cost for a 10-person HR consulting firm?
At month-to-month list prices checked September 28, 2026, 10 users cost $300.00 a month on RingCentral RingEX Core and $249.50 on Ooma Office Pro. On Callata, $99 a month with 5 users included, then $20 per additional user, the same team pays $199.00.
What area code should a HR consulting firm in Tulsa, OK use?
Area code 918 has the most assigned exchanges among the area's named places, followed by 539. If you already have a local number, you can port it to Callata for free.
Can an AI receptionist answer calls for a HR consulting 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.