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Business phone system for medical laboratories in Washington, DC-VA-MD-WV

Medical laboratories in the Washington-Arlington-Alexandria, DC-VA-MD-WV metro area: 406 establishments in 2023, the local area codes, and what phone service costs a 13-person team.

Establishments
406CBP 2023
Employees
5,209mid-March 2023
Per 100k residents
6.3U.S. 4.9
Rank
7th of 485areas by count

The medical laboratory market in Washington, DC-VA-MD-WV

There were 406 medical laboratories in the Washington-Arlington-Alexandria, DC-VA-MD-WV metro area in 2023, according to Census County Business Patterns (NAICS 621511, Medical Laboratories). Together they reported 5,209 mid-March employees and $379.1 million of payroll for the year. That ranks 7th of the 485 metro and micropolitan areas where Census published a count for this industry.

With 6.4 million residents in the Census 2024 estimate, that is 6.3 medical laboratories per 100,000 people, 29.0% above the national rate of 4.9. Establishments average 12.8 employees, 8.1% below the U.S. average of 14.0. Payroll per employee comes to $72,778, in line with the national $74,156.

Medical laboratories: Washington, DC-VA-MD-WV compared with District of Columbia and the U.S., 2023
MeasureWashington, DC-VA-MD-WVDistrict of ColumbiaUnited States
Establishments4063216,635
Mid-March employees5,20986 (moderate noise)232,333
Annual payroll$379,103,000$5,270,000$17,228,940,000
Employees per establishment12.82.714.0
Payroll per employee$72,778$61,279$74,156
Establishments per 100,000 residents6.34.64.9

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 medical laboratories in Washington, DC-VA-MD-WV are

Of the medical laboratories in Washington, DC-VA-MD-WV that had employees in March 2023, 79.4% had fewer than five (the U.S. share is 69.4%). 89.8% had fewer than ten. When a business has only a few people, whoever is free answers the phone, and calls that arrive while everyone is busy go to voicemail unless they are routed somewhere else.

Medical laboratories in Washington, DC-VA-MD-WV by employment size, 2023
Employment sizeEstablishmentsShareU.S. share
1–4 employees32079.4%69.4%
5–9 employees4210.4%13.6%
10–19 employees205.0%7.5%
20–49 employees102.5%4.8%
50 or more employees112.7%4.6%

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 a medical laboratory in Washington, DC-VA-MD-WV has to catch

Labs answer calls from both patients and ordering providers, and the questions differ: hours and preparation instructions on one side, specimen and result status on the other. Routing those calls separately keeps both groups from waiting.

Calls a medical laboratory in Washington, DC-VA-MD-WV might handle in a typical week include:

When nobody can pick up

After-hours calls are mostly about the next day's hours and preparation, which a clear greeting can answer.

Callata transcribes voicemail and triages it for urgency, so the first callback in the morning can go to the caller who needs it most.

What a phone system costs a medical laboratory in Washington, DC-VA-MD-WV

The average medical laboratory in Washington, DC-VA-MD-WV has 12.8 employees, so a 13-person team is a reasonable benchmark. On a per-user plan that headcount sets the bill: $324.35 a month on Ooma Office Pro or $390.00 on RingCentral RingEX Core at list price (checked September 28, 2026). On Callata the same 13 people cost $259.00 a month, less than either per-seat plan.

The annual difference against RingCentral's monthly list price comes to $1,572. Some vendors discount annual contracts; the table shows month-to-month prices.

Monthly list price for a 13-person medical laboratory
Provider (plan)Pricing basisPer monthPer year
Callata (Callata Office)$99 incl. 5 users, $20 per extra user$259.00$3,108.00
Quo (Starter)$19.00 per user$247.00$2,964.00
Nextiva (Core)$23.00 per user$299.00$3,588.00
Ooma (Office Pro)$24.95 per user$324.35$3,892.20
Dialpad (Standard)$27.00 per user$351.00$4,212.00
RingCentral (RingEX Core)$30.00 per user$390.00$4,680.00

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 Washington, DC-VA-MD-WV

NANPA records place the exchanges of the area's named cities and towns in 8 area codes. 571 has the most, with 196 of 767 exchanges (26%). Callata's plan includes up to 3 local numbers; you can pick them in the area codes your patients and providers recognize, subject to carrier inventory, or port the number you already have for free.

Area codes in the Washington, DC-VA-MD-WV area by assigned exchanges
Area codeExchangesTime zoneIn service sinceOverlay with
571196Eastern2000703
540150Eastern1995826
703135Eastern1947571
240132Eastern1997227, 301
30199Eastern1947240, 227
22731Eastern2023240, 301
82620Eastern2022540
6814Eastern2009304

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 medical laboratories in Washington, DC-VA-MD-WV get with Callata

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.

If you already have a number in Washington, DC-VA-MD-WV, 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.

Practices that handle protected health information should review their own privacy obligations before recording calls, enabling AI summaries or texting appointment details, and keep clinical conversations out of text messages unless their policies allow it.

Frequently asked questions

How many medical laboratories are there in Washington, DC-VA-MD-WV?

Census County Business Patterns counted 406 medical laboratories in the Washington-Arlington-Alexandria, DC-VA-MD-WV metro area in 2023. They employed 5,209 people in mid-March.

What does a business phone system cost for a 13-person medical laboratory?

At month-to-month list prices checked September 28, 2026, 13 users cost $390.00 a month on RingCentral RingEX Core and $324.35 on Ooma Office Pro. On Callata, $99 a month with 5 users included, then $20 per additional user, the same team pays $259.00.

What area code should a medical laboratory in Washington, DC-VA-MD-WV use?

Area code 571 has the most assigned exchanges among the area's named places, followed by 540 and 703. If you already have a local number, you can port it to Callata for free.

Can an AI receptionist answer calls for a medical laboratory?

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. Practices that handle protected health information should review their own privacy obligations before recording calls, enabling AI summaries or texting appointment details, and keep clinical conversations out of text messages unless their policies allow it.