Business phone system for other computer related services firms
How other computer related services firms use the phone, how big their teams are, where they operate, and what calling and texting cost on Callata versus per-seat pricing.
- U.S. establishments
- 13,275CBP 2023
- Employees
- 168,654mid-March 2023
- Avg. team
- 12.7employees per establishment
- Metro areas
- 282with published counts
Other computer related services firms in the United States
County Business Patterns counted 13,275 other computer related services firms in the U.S. in 2023 (NAICS 541519, Other Computer Related Services). They employed 168,654 people in mid-March and paid $20.9 billion in annual payroll. The average establishment has 12.7 employees. That is 3.9 establishments for every 100,000 residents.
California has the most (1,524), followed by Florida (1,276), Virginia (1,036), and Texas (769). Relative to population, Delaware leads with 16.4 per 100,000 residents, and Mississippi has the fewest at 0.9.
| Measure | United States |
|---|---|
| Establishments | 13,275 |
| Mid-March employees | 168,654 |
| Annual payroll | $20,859,777,000 |
| Payroll per employee | $123,684 |
| Employees per establishment | 12.7 |
Source: Census County Business Patterns 2023.
Why the phone matters for other computer related services firms
Firms offering computer installation, data recovery and similar services depend on inbound calls from people with an immediate problem. Answering quickly and setting expectations wins the job.
Calls other computer related services firms commonly handle:
- A caller asks whether data can be recovered from a failed drive.
- A small office calls to install new workstations.
- A client calls about a software installation.
- The firm calls a client when a job is complete.
- A caller asks about pricing.
Texting and after-hours calls
Texts confirming appointments and job completion are common.
After-hours callers are often anxious about lost data, so a clear greeting and prompt callback help.
How big other computer related services firms are
77.4% of U.S. other computer related services firms with employees had fewer than five people in March 2023. 85.6% had fewer than ten. Most phone decisions in this industry are made for small teams, where one shared number and sensible routing matter more than a desk phone per person.
| Employment size | Establishments | Share |
|---|---|---|
| 1–4 employees | 10,281 | 77.4% |
| 5–9 employees | 1,085 | 8.2% |
| 10–19 employees | 700 | 5.3% |
| 20–49 employees | 592 | 4.5% |
| 50 or more employees | 617 | 4.6% |
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.
Other computer related services firms by state
Establishment counts for the 51 states (and DC) where Census published a figure, with the rate per 100,000 residents.
| State | Establishments | Employees | Per 100k residents |
|---|---|---|---|
| California | 1,524 | 17,057 | 3.9 |
| Florida | 1,276 | 12,126 | 5.5 |
| Virginia | 1,036 | 21,148 | 11.8 |
| Texas | 769 | 13,414 | 2.5 |
| New York | 706 | 7,339 | 3.6 |
| Illinois | 631 | 4,956 | 5.0 |
| New Jersey | 614 | 5,457 | 6.5 |
| Georgia | 546 | 6,884 | 4.9 |
| Pennsylvania | 535 | 4,505 | 4.1 |
| Maryland | 488 | 6,028 | 7.8 |
| Massachusetts | 391 | 4,687 | 5.5 |
| Minnesota | 385 | 2,054 | 6.6 |
| Michigan | 383 | 8,111 | 3.8 |
| Washington | 337 | 3,388 | 4.2 |
| Colorado | 312 | 5,620 | 5.2 |
| Arizona | 267 | 4,380 | 3.5 |
| North Carolina | 255 | 4,707 | 2.3 |
| Ohio | 242 | 4,584 | 2.0 |
| South Carolina | 196 | 1,510 | 3.6 |
| Oklahoma | 180 | 1,401 | 4.4 |
| Delaware | 173 | 2,329 | 16.4 |
| Utah | 161 | 1,524 | 4.6 |
| Nevada | 139 | 611 | 4.3 |
| Indiana | 129 | 1,527 | 1.9 |
| Missouri | 125 | 1,252 | 2.0 |
| Connecticut | 118 | 949 | 3.2 |
| Oregon | 118 | 956 | 2.8 |
| Wisconsin | 111 | 2,276 | 1.9 |
| Tennessee | 110 | 4,516 | 1.5 |
| Louisiana | 98 | 881 | 2.1 |
| Kentucky | 95 | 1,039 | 2.1 |
| District of Columbia | 93 | 932 | 13.2 |
| Idaho | 80 | 467 | 4.0 |
| Kansas | 76 | 2,988 | 2.6 |
| Alabama | 62 | 691 | 1.2 |
| Nebraska | 51 | 1,177 | 2.5 |
| Wyoming | 50 | 142 | 8.5 |
| New Hampshire | 48 | 544 | 3.4 |
| Arkansas | 47 | 380 | 1.5 |
| Iowa | 42 | 1,063 | 1.3 |
| New Mexico | 35 | — | 1.6 |
| Hawaii | 30 | 123 | 2.1 |
| Montana | 30 | — | 2.6 |
| Rhode Island | 30 | 319 | 2.7 |
| South Dakota | 30 | — | 3.2 |
| Mississippi | 27 | 124 | 0.9 |
| Maine | 23 | 1,131 | 1.6 |
| Alaska | 21 | 188 | 2.8 |
| Vermont | 21 | 116 | 3.2 |
| West Virginia | 17 | 155 | 1.0 |
| North Dakota | 12 | — | 1.5 |
Source: Census County Business Patterns 2023; Census Vintage 2024 state population estimates.
Largest metro areas for other computer related services firms
Census published computer services firm counts for 282 metro and micropolitan areas. The 25 largest:
| Area | Establishments | Employees |
|---|---|---|
| Washington, DC-VA-MD-WV | 1,147 | 21,661 |
| New York, NY-NJ | 1,065 | 9,146 |
| Chicago, IL-IN | 572 | 4,268 |
| Miami, FL | 506 | 2,193 |
| Los Angeles, CA | 479 | 5,316 |
| Atlanta, GA | 451 | 5,638 |
| Philadelphia, PA-NJ-DE-MD | 411 | 3,981 |
| San Francisco, CA | 383 | 4,866 |
| Dallas, TX | 370 | 6,308 |
| Minneapolis, MN-WI | 331 | 1,709 |
| Boston, MA-NH | 315 | 4,215 |
| Detroit, MI | 237 | 6,373 |
| Seattle, WA | 234 | 2,967 |
| Tampa, FL | 234 | 2,739 |
| Baltimore, MD | 225 | 2,608 |
| Phoenix, AZ | 213 | 3,960 |
| San Jose, CA | 201 | 2,780 |
| Denver, CO | 192 | 4,207 |
| Houston, TX | 156 | 3,098 |
| Orlando, FL | 149 | 1,291 |
| Austin, TX | 130 | 1,602 |
| San Diego, CA | 127 | 864 |
| Charlotte, NC-SC | 101 | 1,610 |
| Sacramento, CA | 100 | — |
| Pittsburgh, PA | 98 | 627 |
What a phone system costs a computer services firm in the U.S.
The average U.S. computer services firm has 12.7 employees, so the comparison uses a 13-person team. Per-seat business phone plans bill every one of those people. At month-to-month list prices checked September 28, 2026, 13 users on RingCentral RingEX Core cost $390.00 a month and 13 on Ooma Office Pro cost $324.35. On Callata the same 13 people cost $259.00 a month, less than either per-seat plan.
The annual difference against RingCentral's monthly list price comes to $1,572. 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 | $259.00 | $3,108.00 |
| Quo (Starter) | $19.00 per user | $247.00 | $2,964.00 |
| Nextiva (Core) | $23.00 per user | $299.00 | $3,588.00 |
| Ooma (Office Pro) | $24.95 per user | $324.35 | $3,892.20 |
| Dialpad (Standard) | $27.00 per user | $351.00 | $4,212.00 |
| RingCentral (RingEX Core) | $30.00 per user | $390.00 | $4,680.00 |
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.
How Callata works for other computer related services firms
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.
Existing numbers can be ported at no charge, and team texting turns on after the one-time $49 carrier registration (10DLC) is approved.
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 other computer related services firms are in the U.S.?
13,275 in 2023, according to Census County Business Patterns (NAICS 541519).
What does a phone system cost a 13-person computer services firm?
$390.00 a month on RingCentral RingEX Core or $324.35 on Ooma Office Pro at month-to-month list prices (checked September 28, 2026); $259.00 a month on Callata, where $99 covers the first 5 users.
Can other computer related services firms keep their existing number?
Yes. Porting an existing number to Callata is free.
Can an AI agent answer calls for a computer services firm?
Callata's optional AI receptionist, sales, support and scheduler agents can answer calls, take messages, text, email and transfer to your team. They identify themselves as AI and use prepaid AI minutes at $0.25 per minute.