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Business phone system for testing laboratories in Connecticut

92 testing laboratories operated in Connecticut in 2023. Where they are, how big their teams are, and what phone service costs them.

Establishments
92CBP 2023
Employees
1,867mid-March 2023
Per 100k residents
2.5U.S. 2.2
State rank
27th of 51by count

How many testing laboratories operate in Connecticut

The Census Bureau counted 92 testing laboratories in Connecticut in its 2023 County Business Patterns (NAICS 541380). They employed 1,867 people in mid-March and reported $133.9 million in annual payroll. That is the 27th highest count among the 51 states and DC with published figures. Testing laboratories make up 0.10% of the 89,234 business establishments in the state.

Per 100,000 residents (2024 estimate) Connecticut has 2.5 testing laboratories, 14.1% above the national rate of 2.2. The average establishment has 20.3 employees against 21.2 nationally. Payroll per employee is $71,703, 4.8% below the U.S. figure of $75,284.

Testing laboratories: Connecticut compared with the U.S., 2023
MeasureConnecticutUnited States
Establishments927,463
Mid-March employees1,867158,265
Annual payroll$133,870,000$11,914,875,000
Employees per establishment20.321.2
Payroll per employee$71,703$75,284
Establishments per 100,000 residents2.52.2

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.

Testing laboratories by metro area in Connecticut

Census published testing laboratory counts for 4 metro or micropolitan areas that include part of Connecticut. The largest is Hartford, CT, with 32 establishments. Single-state metro and micropolitan areas account for 90% of the statewide total; the rest are outside any published area or in areas Census suppressed.

Testing laboratories by metro or micropolitan area, Connecticut, 2023
AreaEstablishmentsEmployeesPer 100k residents
Hartford, CT325202.7
New Haven, CT264624.5
Bridgeport, CT166681.6
Waterbury, CT9—1.9

Source: Census County Business Patterns 2023; population from Census Vintage 2024 estimates.

Team sizes at testing laboratories in Connecticut

39.6% of Connecticut's testing laboratories with employees had fewer than five people in March 2023, compared with 42.7% nationally. 61.5% had fewer than ten. That is the size of team where a missed call usually means nobody was free, not that nobody was on staff.

Testing laboratories in Connecticut by employment size, 2023
Employment sizeEstablishmentsShareU.S. share
1–4 employees3639.6%42.7%
5–9 employees2022.0%18.9%
10–19 employees2123.1%17.1%
20–49 employees88.8%12.8%
50 or more employees66.6%8.6%

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.

What testing laboratories in Connecticut use the phone for

Testing labs serve contractors, manufacturers and property owners who need results on a schedule. Calls about sample drop-off, turnaround and results need quick routing.

Typical inbound and outbound calls for testing laboratories in Connecticut:

After-hours calls

After-hours calls are mostly routine.

Callata voicemail is transcribed and triaged for urgency, and business-hours routing decides where calls go once you close.

Phone system pricing for a 20-person testing laboratory

Testing laboratories in Connecticut average 20.3 employees, so the comparison uses a 20-person team. Per-seat business phone plans bill every one of those people. At month-to-month list prices checked September 28, 2026, 20 users on RingCentral RingEX Core cost $600.00 a month and 20 on Ooma Office Pro cost $499.00. On Callata the same 20 people cost $399.00 a month, less than either per-seat plan.

The annual difference against RingCentral's monthly list price comes to $2,412. Some vendors discount annual contracts; the table shows month-to-month prices.

Monthly list price for a 20-person testing laboratory
Provider (plan)Pricing basisPer monthPer year
Callata (Callata Office)$99 incl. 5 users, $20 per extra user$399.00$4,788.00
Quo (Starter)$19.00 per user$380.00$4,560.00
Nextiva (Core)$23.00 per user$460.00$5,520.00
Ooma (Office Pro)$24.95 per user$499.00$5,988.00
Dialpad (Standard)$27.00 per user$540.00$6,480.00
RingCentral (RingEX Core)$30.00 per user$600.00$7,200.00

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.

Area codes in Connecticut

Connecticut has 4 geographic area codes in service according to NANPA. You can choose local numbers in the area codes your clients know, subject to carrier inventory, or port your current number for free.

Area codes in Connecticut by assigned exchanges
Area codeExchangesTime zoneIn service sinceOverlay with
203784Eastern1947475
860782Eastern1995959
475291Eastern2009203
959163Eastern2014860

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 testing laboratories in Connecticut

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 Connecticut, 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 testing laboratories are in Connecticut?

92 in 2023, according to Census County Business Patterns. They employed 1,867 people in mid-March.

Which Connecticut metro area has the most testing laboratories?

Hartford, CT, with 32 establishments in 2023.

What does a phone system cost a 20-person testing laboratory?

$600.00 a month on RingCentral RingEX Core or $499.00 on Ooma Office Pro at month-to-month list prices (checked September 28, 2026); $399.00 on Callata ($99 a month with 5 users included, then $20 per additional user).

Do I need to register to text customers from a Connecticut number?

Yes. US carriers require business texting from local numbers to be registered (10DLC). On Callata the registration is a one-time $49 fee, and texting turns on once it is approved.