CallataGuidesBusiness phone system for plumbing, heating and air-conditioning contractors in Iowa City, IA
Plumbing, heating and air-conditioning contractors in the Iowa City, IA metro area: 51 establishments in 2023, the local area codes, and what phone service costs a 9-person team.
- Establishments
- 51CBP 2023
- Employees
- 458mid-March 2023
- Per 100k residents
- 27.9U.S. 32.7
- Rank
- 294th of 920areas by count
How many plumbing, heating and air-conditioning contractors are in Iowa City, IA?
County Business Patterns counts 51 plumbing, heating and air-conditioning contractors (NAICS 238220, Plumbing, Heating, and Air-Conditioning Contractors) in the Iowa City, IA metro area for 2023. They employed 458 people in mid-March and paid $29.0 million in annual payroll. By establishment count the area is 294th out of 920 areas with published figures for plumbing, heating and air-conditioning contractors.
Measured against its 183,000 residents (2024 estimate), the area has 27.9 plumbing, heating and air-conditioning contractors per 100,000 people; the U.S. rate is 32.7, so Iowa City, IA is 14.6% below the national figure. The average establishment here has 9.0 employees, compared with 10.9 nationally. Payroll per employee comes to $63,284, 14.1% below the national $73,693.
| Measure | Iowa City, IA | Iowa | United States |
|---|---|---|---|
| Establishments | 51 | 1,108 | 111,207 |
| Mid-March employees | 458 | 14,647 | 1,214,761 |
| Annual payroll | $28,984,000 | $1,050,811,000 | $89,519,407,000 |
| Employees per establishment | 9.0 | 13.2 | 10.9 |
| Payroll per employee | $63,284 | $71,742 | $73,693 |
| Establishments per 100,000 residents | 27.9 | 34.2 | 32.7 |
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 plumbing, heating and air-conditioning contractors in Iowa City, IA
Of the plumbing, heating and air-conditioning contractors in Iowa City, IA that had employees in March 2023, 51.0% had fewer than five (the U.S. share is 58.3%). 72.5% 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 | 26 | 51.0% | 58.3% |
| 5–9 employees | 11 | 21.6% | 18.5% |
| 10–19 employees | 7 | 13.7% | 11.8% |
| 20–49 employees | 7 | 13.7% | 7.5% |
| 50 or more employees | 0 | 0.0% | 3.8% |
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 plumbing, heating and air-conditioning contractors in Iowa City, IA
Plumbing and HVAC calls are often emergencies: no heat, no cooling or water where it should not be. Homeowners call down a list until someone answers, so a missed call is frequently a lost job. That holds for plumbing, heating and air-conditioning contractors in Iowa City, IA as much as anywhere.
Typical inbound and outbound calls for plumbing, heating and air-conditioning contractors in Iowa City, IA:
- The dispatcher calls a customer with a technician's arrival time.
- A customer calls to book a seasonal tune-up.
- A homeowner calls because the air conditioning stopped working.
Business texting for plumbing, heating and air-conditioning contractors
Contractors text arrival windows, technician names and invoices.
Because carriers require registration for business texting from local numbers, Callata files a 10DLC registration for a one-time $49; after approval, anyone on the team can reply from the business number.
Callata vs. per-seat pricing for plumbing, heating and air-conditioning contractors in Iowa City, IA
The average plumbing and HVAC contractor in Iowa City, IA has 9.0 employees, so a 9-person team is a reasonable benchmark. Per-seat business phone plans bill every one of those people. At month-to-month list prices checked September 28, 2026, 9 users on RingCentral RingEX Core cost $270.00 a month and 9 on Ooma Office Pro cost $224.55. Callata comes to $179.00 a month for 9 users ($99 a month with 5 users included, then $20 per additional user), below both.
Over a year, that is $1,092 less than RingCentral for a plumbing and HVAC contractor 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 | $179.00 | $2,148.00 |
| Quo (Starter) | $19.00 per user | $171.00 | $2,052.00 |
| Nextiva (Core) | $23.00 per user | $207.00 | $2,484.00 |
| Ooma (Office Pro) | $24.95 per user | $224.55 | $2,694.60 |
| Dialpad (Standard) | $27.00 per user | $243.00 | $2,916.00 |
| RingCentral (RingEX Core) | $30.00 per user | $270.00 | $3,240.00 |
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 plumbing, heating and air-conditioning contractors 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 customers 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.
Setting up Callata for a plumbing and HVAC contractor in Iowa City, IA
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.
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 plumbing, heating and air-conditioning contractors are there in Iowa City, IA?
Census County Business Patterns counted 51 plumbing, heating and air-conditioning contractors in the Iowa City, IA metro area in 2023. They employed 458 people in mid-March.
What does a business phone system cost for a 9-person plumbing and HVAC contractor?
At month-to-month list prices checked September 28, 2026, 9 users cost $270.00 a month on RingCentral RingEX Core and $224.55 on Ooma Office Pro. On Callata, $99 a month with 5 users included, then $20 per additional user, the same team pays $179.00.
What area code should a plumbing and HVAC contractor 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 a plumbing and HVAC contractor?
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.