CallataGuidesBusiness phone system for security systems services in San Antonio, TX
Security systems services in the San Antonio-New Braunfels, TX metro area: 60 establishments in 2023, the local area codes, and what phone service costs a 19-person team.
- Establishments
- 60CBP 2023
- Employees
- 1,143mid-March 2023
- Per 100k residents
- 2.2U.S. 2.1
- Rank
- 22nd of 298areas by count
The security systems company market in San Antonio, TX
County Business Patterns counts 60 security systems services (NAICS 561621, Security Systems Services (except Locksmiths)) in the San Antonio-New Braunfels, TX metro area for 2023. They employed 1,143 people in mid-March and paid $71.4 million in annual payroll. By establishment count the area is 22nd out of 298 areas with published figures for security systems services.
Measured against its 2.8 million residents (2024 estimate), the area has 2.2 security systems services per 100,000 people; the U.S. rate is 2.1, so San Antonio, TX is 3.3% above the national figure. The average establishment here has 19.1 employees, compared with 18.0 nationally. Payroll per employee comes to $62,453, 10.9% below the national $70,074.
| Measure | San Antonio, TX | Texas | United States |
|---|---|---|---|
| Establishments | 60 | 681 | 7,151 |
| Mid-March employees | 1,143 | 13,692 | 128,462 |
| Annual payroll | $71,384,000 | $881,342,000 | $9,001,839,000 |
| Employees per establishment | 19.1 | 20.1 | 18.0 |
| Payroll per employee | $62,453 | $64,369 | $70,074 |
| Establishments per 100,000 residents | 2.2 | 2.2 | 2.1 |
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.
Establishment size: security systems services in San Antonio, TX
Of the security systems services in San Antonio, TX that had employees in March 2023, 45.8% had fewer than five (the U.S. share is 48.4%). 62.7% 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 | 27 | 45.8% | 48.4% |
| 5–9 employees | 10 | 16.9% | 19.3% |
| 10–19 employees | 9 | 15.3% | 13.9% |
| 20–49 employees | 10 | 16.9% | 11.1% |
| 50 or more employees | 3 | 5.1% | 7.3% |
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 security systems services in San Antonio, TX
Security companies take calls about new installations, alarms and service problems. Existing customers expect quick help when a system misbehaves. That holds for security systems services in San Antonio, TX as much as anywhere.
Typical inbound and outbound calls for security systems services in San Antonio, TX:
- A customer calls to add a user code.
- The company calls a customer to schedule service.
- A builder calls about pre-wiring.
Business texting for security systems services
Companies text appointment confirmations and service updates.
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.
What a phone system costs a security systems company in San Antonio, TX
The average security systems company in San Antonio, TX has 19.1 employees, so a 19-person team is a reasonable benchmark. On a per-user plan that headcount sets the bill: $474.05 a month on Ooma Office Pro or $570.00 on RingCentral RingEX Core at list price (checked September 28, 2026). Callata comes to $379.00 a month for 19 users ($99 a month with 5 users included, then $20 per additional user), below both.
Over a year, that is $2,292 less than RingCentral for a security systems company in San Antonio, TX 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 | $379.00 | $4,548.00 |
| Quo (Starter) | $19.00 per user | $361.00 | $4,332.00 |
| Nextiva (Core) | $23.00 per user | $437.00 | $5,244.00 |
| Ooma (Office Pro) | $24.95 per user | $474.05 | $5,688.60 |
| Dialpad (Standard) | $27.00 per user | $513.00 | $6,156.00 |
| RingCentral (RingEX Core) | $30.00 per user | $570.00 | $6,840.00 |
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 San Antonio, TX
NANPA records place the exchanges of the area's named cities and towns in 3 area codes. 210 has the most, with 784 of 1,082 exchanges (72%). A local number lets customers in San Antonio, TX 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 |
|---|---|---|---|---|
| 210 | 784 | Central | 1992 | 726 |
| 830 | 186 | Central | 1997 | none |
| 726 | 112 | Central | 2017 | 210 |
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 security systems services
Callata Office costs $99 per month for up to 5 people, and each additional user is $20 a month. That covers up to 3 local numbers, calling from a browser or your cell, transcribed voicemail, recorded calls with AI summaries, after-hours routing and E911 on each number.
Porting a number you already use in San Antonio, TX 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 security systems services are there in San Antonio, TX?
Census County Business Patterns counted 60 security systems services in the San Antonio-New Braunfels, TX metro area in 2023. They employed 1,143 people in mid-March.
What does a business phone system cost for a 19-person security systems company?
At month-to-month list prices checked September 28, 2026, 19 users cost $570.00 a month on RingCentral RingEX Core and $474.05 on Ooma Office Pro. On Callata, $99 a month with 5 users included, then $20 per additional user, the same team pays $379.00.
What area code should a security systems company in San Antonio, TX use?
Area code 210 has the most assigned exchanges among the area's named places, followed by 830 and 726. If you already have a local number, you can port it to Callata for free.
Can an AI receptionist answer calls for a security systems company?
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.