CallataGuidesBusiness phone system for electrical contractors in Denver, CO
Electrical contractors in the Denver-Aurora-Centennial, CO metro area: 1,016 establishments in 2023, the local area codes, and what phone service costs a 14-person team.
- Establishments
- 1,016CBP 2023
- Employees
- 13,865mid-March 2023
- Per 100k residents
- 33.3U.S. 24.5
- Rank
- 15th of 901areas by count
The electrical contractor market in Denver, CO
County Business Patterns counts 1,016 electrical contractors (NAICS 238210, Electrical Contractors and Other Wiring Installation Contractors) in the Denver-Aurora-Centennial, CO metro area for 2023. Together they reported 13,865 mid-March employees and $1.0 billion of payroll for the year. That ranks 15th of the 901 metro and micropolitan areas where Census published a count for this industry.
With 3.1 million residents in the Census 2024 estimate, that is 33.3 electrical contractors per 100,000 people, 35.8% above the national rate of 24.5. Establishments average 13.6 employees, 11.9% above the U.S. average of 12.2. Payroll per employee comes to $75,662, in line with the national $76,545.
| Measure | Denver, CO | Colorado | United States |
|---|---|---|---|
| Establishments | 1,016 | 2,231 | 83,342 |
| Mid-March employees | 13,865 | 23,045 | 1,015,983 |
| Annual payroll | $1,049,056,000 | $1,631,701,000 | $77,768,461,000 |
| Employees per establishment | 13.6 | 10.3 | 12.2 |
| Payroll per employee | $75,662 | $70,805 | $76,545 |
| Establishments per 100,000 residents | 33.3 | 37.4 | 24.5 |
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 electrical contractors in Denver, CO are
Of the electrical contractors in Denver, CO that had employees in March 2023, 61.7% had fewer than five (the U.S. share is 58.6%). 76.7% 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 | 626 | 61.7% | 58.6% |
| 5–9 employees | 153 | 15.1% | 18.3% |
| 10–19 employees | 99 | 9.8% | 11.2% |
| 20–49 employees | 80 | 7.9% | 7.6% |
| 50 or more employees | 57 | 5.6% | 4.4% |
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 electrical contractors in Denver, CO
Electricians get service calls about outages and breakers alongside larger installation projects. Being reachable while on a job site keeps both kinds of work flowing.
A few of the calls that come in to electrical contractors in Denver, CO:
- A builder calls to schedule rough-in.
- A business calls about lighting repairs.
- A customer calls about installing an EV charger.
When nobody can pick up
Power problems after hours can be urgent, so capturing and flagging them helps.
Callata transcribes voicemail and triages it for urgency, so the first callback in the morning can go to the caller who needs it most.
Phone system pricing for a 14-person electrical contractor
The average electrical contractor in Denver, CO has 13.6 employees, so a 14-person team is a reasonable benchmark. Priced per seat, 14 users would run $420.00 a month on RingCentral RingEX Core and $349.30 on Ooma Office Pro (month-to-month list prices, checked September 28, 2026). On Callata the same 14 people cost $279.00 a month, less than either per-seat plan.
The annual difference against RingCentral's monthly list price comes to $1,692. 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 | $279.00 | $3,348.00 |
| Quo (Starter) | $19.00 per user | $266.00 | $3,192.00 |
| Nextiva (Core) | $23.00 per user | $322.00 | $3,864.00 |
| Ooma (Office Pro) | $24.95 per user | $349.30 | $4,191.60 |
| Dialpad (Standard) | $27.00 per user | $378.00 | $4,536.00 |
| RingCentral (RingEX Core) | $30.00 per user | $420.00 | $5,040.00 |
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 electrical contractors in Denver, CO
NANPA records place the exchanges of the area's named cities and towns in 4 area codes. 303 has the most, with 740 of 1,472 exchanges (50%). Callata's plan includes up to 3 local numbers; you can pick them in the area codes your customers recognize, subject to carrier inventory, or port the number you already have for free.
| Area code | Exchanges | Time zone | In service since | Overlay with |
|---|---|---|---|---|
| 303 | 740 | Mountain | 1947 | 720, 983 |
| 720 | 693 | Mountain | 1998 | 303, 983 |
| 983 | 32 | Mountain | 2022 | 303, 720 |
| 719 | 7 | Mountain | 1988 | 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.
How Callata works for electrical contractors
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.
If you already have a number in Denver, CO, 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 electrical contractors are there in Denver, CO?
Census County Business Patterns counted 1,016 electrical contractors in the Denver-Aurora-Centennial, CO metro area in 2023. They employed 13,865 people in mid-March.
What does a business phone system cost for a 14-person electrical contractor?
At month-to-month list prices checked September 28, 2026, 14 users cost $420.00 a month on RingCentral RingEX Core and $349.30 on Ooma Office Pro. On Callata, $99 a month with 5 users included, then $20 per additional user, the same team pays $279.00.
What area code should an electrical contractor in Denver, CO use?
Area code 303 has the most assigned exchanges among the area's named places, followed by 720 and 983. If you already have a local number, you can port it to Callata for free.
Can an AI receptionist answer calls for an electrical 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.