CallataGuidesBusiness phone system for engineering services firms in Iowa City, IA
Engineering services firms in the Iowa City, IA metro area: 25 establishments in 2023, the local area codes, and what phone service costs an 8-person team.
- Establishments
- 25CBP 2023
- Employees
- 199mid-March 2023
- Per 100k residents
- 13.7U.S. 18.6
- Rank
- 268th of 735areas by count
How many engineering services firms are in Iowa City, IA?
There were 25 engineering services firms in the Iowa City, IA metro area in 2023, according to Census County Business Patterns (NAICS 541330, Engineering Services). They employed 199 people in mid-March and paid $14.8 million in annual payroll. By establishment count the area is 268th out of 735 areas with published figures for engineering services firms.
Measured against its 183,000 residents (2024 estimate), the area has 13.7 engineering services firms per 100,000 people; the U.S. rate is 18.6, so Iowa City, IA is 26.4% below the national figure. The average establishment here has 8.0 employees, compared with 19.9 nationally. Payroll per employee comes to $74,337, 32.4% below the national $109,949.
| Measure | Iowa City, IA | Iowa | United States |
|---|---|---|---|
| Establishments | 25 | 399 | 63,233 |
| Mid-March employees | 199 (moderate noise) | 7,899 | 1,260,577 |
| Annual payroll | $14,793,000 | $679,950,000 | $138,599,619,000 |
| Employees per establishment | 8.0 | 19.8 | 19.9 |
| Payroll per employee | $74,337 | $86,081 | $109,949 |
| Establishments per 100,000 residents | 13.7 | 12.3 | 18.6 |
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 engineering services firms in Iowa City, IA are
Of the engineering services firms in Iowa City, IA that had employees in March 2023, 56.0% had fewer than five (the U.S. share is 53.1%). 68.0% had fewer than ten. Small teams usually share the phone: the person who answers is often also serving a customer or doing the job, which is when calls get missed.
| Employment size | Establishments | Share | U.S. share |
|---|---|---|---|
| 1–4 employees | 14 | 56.0% | 53.1% |
| 5–9 employees | 3 | 12.0% | 15.0% |
| 10–19 employees | 3 | 12.0% | 13.1% |
| 20–49 employees | 5 | 20.0% | 11.3% |
| 50 or more employees | 0 | 0.0% | 7.6% |
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.
Calls an engineering firm in Iowa City, IA has to catch
Engineering firms handle client calls, contractor questions and agency coordination, often while staff are in the field. Routing calls to the right project engineer saves time on every project.
A few of the calls that come in to engineering services firms in Iowa City, IA:
- A contractor calls with a field question.
- A developer calls about a site plan.
- The firm calls a client about a schedule.
What engineering services firms text about
Firms text site meeting times and document notifications.
Team texting on Callata runs from your business number, so replies come from the practice or shop rather than someone's personal phone. It turns on after the one-time $49 carrier registration (10DLC) is approved.
Callata vs. per-seat pricing for engineering services firms in Iowa City, IA
The average engineering firm in Iowa City, IA has 8.0 employees, so an 8-person team is a reasonable benchmark. Priced per seat, 8 users would run $240.00 a month on RingCentral RingEX Core and $199.60 on Ooma Office Pro (month-to-month list prices, checked September 28, 2026). Callata comes to $159.00 a month for 8 users ($99 a month with 5 users included, then $20 per additional user), below both.
Over a year, that is $972 less than RingCentral for an engineering firm in Iowa City, IA of that size. Annual contracts lower some competitors' prices, so compare the plan you would actually sign.
| Provider (plan) | Pricing basis | Per month | Per year |
|---|---|---|---|
| Callata (Callata Office) | $99 incl. 5 users, $20 per extra user | $159.00 | $1,908.00 |
| Quo (Starter) | $19.00 per user | $152.00 | $1,824.00 |
| Nextiva (Core) | $23.00 per user | $184.00 | $2,208.00 |
| Ooma (Office Pro) | $24.95 per user | $199.60 | $2,395.20 |
| Dialpad (Standard) | $27.00 per user | $216.00 | $2,592.00 |
| RingCentral (RingEX Core) | $30.00 per user | $240.00 | $2,880.00 |
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 engineering services firms in Iowa City, IA
The exchanges in the area's named cities and towns are all in area code 319 (91 exchanges in NANPA's file). A local number lets clients in Iowa City, IA 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 |
|---|---|---|---|---|
| 319 | 91 | Central | 1947 | none |
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 engineering services firms in Iowa City, IA get with Callata
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 Iowa City, IA 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 engineering services firms are there in Iowa City, IA?
Census County Business Patterns counted 25 engineering services firms in the Iowa City, IA metro area in 2023. They employed 199 people in mid-March.
What does a business phone system cost for an 8-person engineering firm?
At month-to-month list prices checked September 28, 2026, 8 users cost $240.00 a month on RingCentral RingEX Core and $199.60 on Ooma Office Pro. On Callata, $99 a month with 5 users included, then $20 per additional user, the same team pays $159.00.
What area code should an engineering firm in Iowa City, IA use?
Area code 319 has the most assigned exchanges among the area's named places. If you already have a local number, you can port it to Callata for free.
Can an AI receptionist answer calls for an engineering 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.