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Business phone system for optometry practices in District of Columbia

24 optometry practices operated in District of Columbia in 2023. Where they are, how big their teams are, and what phone service costs them.

Establishments
24CBP 2023
Employees
177mid-March 2023
Per 100k residents
3.4U.S. 6.6
State rank
51st of 51by count

Optometry practices in District of Columbia by the numbers

The Census Bureau counted 24 optometry practices in District of Columbia in its 2023 County Business Patterns (NAICS 621320). They employed 177 people in mid-March and reported $11.8 million in annual payroll. That is the 51st highest count among the 51 states and DC with published figures. Optometry practices make up 0.10% of the 23,801 business establishments in the state.

Per 100,000 residents (2024 estimate) District of Columbia has 3.4 optometry practices, 48.3% below the national rate of 6.6. The average establishment has 7.4 employees against 6.6 nationally. Payroll per employee is $66,763, 36.5% above the U.S. figure of $48,910.

Optometry practices: District of Columbia compared with the U.S., 2023
MeasureDistrict of ColumbiaUnited States
Establishments2422,501
Mid-March employees177147,931
Annual payroll$11,817,000 (moderate noise)$7,235,361,000
Employees per establishment7.46.6
Payroll per employee$66,763$48,910
Establishments per 100,000 residents3.46.6

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.

District of Columbia's largest markets for optometry practices

Census published optometry practice counts for 1 metro or micropolitan area that include part of District of Columbia. The largest is Washington, DC-VA-MD-WV, with 381 establishments (a multi-state area; its count covers every state it spans).

Optometry practices by metro or micropolitan area, District of Columbia, 2023
AreaEstablishmentsEmployeesPer 100k residents
Washington, DC-VA-MD-WV3812,9695.9

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

Team sizes at optometry practices in District of Columbia

29.2% of District of Columbia's optometry practices with employees had fewer than five people in March 2023, compared with 47.9% nationally. 66.7% had fewer than ten. At that size the phone is shared, so routing (who rings, when, and what happens after hours) matters more than the number of desk phones.

Optometry practices in District of Columbia by employment size, 2023
Employment sizeEstablishmentsShareU.S. share
1–4 employees729.2%47.9%
5–9 employees937.5%32.2%
10–19 employees833.3%15.5%
20–49 employeesnot published—4.0%
50 or more employees00.0%0.4%

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.

What optometry practices in District of Columbia use the phone for

Eye-care offices combine exam scheduling with eyewear and contact-lens orders, so callers want both appointments and order status. Calls about broken glasses or eye irritation also need to reach someone quickly.

Calls an optometry practice in District of Columbia might handle in a typical week include:

Business texting for optometry practices

Optometry offices text patients when an eyewear or contact lens order is ready for pickup, along with appointment reminders.

Texting from a local number in District of Columbia requires carrier registration (10DLC), a one-time $49 fee on Callata.

What a phone system costs an optometry practice in District of Columbia

Optometry practices in District of Columbia average 7.4 employees, so the comparison uses a 7-person team. On a per-user plan that headcount sets the bill: $174.65 a month on Ooma Office Pro or $210.00 on RingCentral RingEX Core at list price (checked September 28, 2026). Callata comes to $139.00 a month for 7 users ($99 a month with 5 users included, then $20 per additional user), below both.

Over a year, that is $852 less than RingCentral for an optometry practice in District of Columbia of that size. Annual contracts lower some competitors' prices, so compare the plan you would actually sign.

Monthly list price for a 7-person optometry practice
Provider (plan)Pricing basisPer monthPer year
Callata (Callata Office)$99 incl. 5 users, $20 per extra user$139.00$1,668.00
Quo (Starter)$19.00 per user$133.00$1,596.00
Nextiva (Core)$23.00 per user$161.00$1,932.00
Ooma (Office Pro)$24.95 per user$174.65$2,095.80
Dialpad (Standard)$27.00 per user$189.00$2,268.00
RingCentral (RingEX Core)$30.00 per user$210.00$2,520.00

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 District of Columbia

District of Columbia has 2 geographic area codes in service according to NANPA. Callata includes up to 3 local numbers, so an optometry practice can hold a number in more than one of them.

Area codes in District of Columbia by assigned exchanges
Area codeExchangesTime zoneIn service sinceOverlay with
202784Eastern1947771
77171Eastern2021202

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 optometry practices in District of Columbia

Callata is a business phone system priced at $99 a month with 5 users included, then $20 per additional user. Callata Office includes up to 3 local business numbers, unlimited inbound calling, 1,500 pooled outbound US and Canada minutes per user each month, a browser softphone that can also ring your cell, voicemail with transcription, call recording with AI summaries, business-hours routing and E911 on every number.

Porting a number you already use in District of Columbia 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.

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 optometry practices are in District of Columbia?

24 in 2023, according to Census County Business Patterns. They employed 177 people in mid-March.

Which District of Columbia metro area has the most optometry practices?

Washington, DC-VA-MD-WV, with 381 establishments in 2023.

What does a phone system cost a 7-person optometry practice?

$210.00 a month on RingCentral RingEX Core or $174.65 on Ooma Office Pro at month-to-month list prices (checked September 28, 2026); $139.00 on Callata ($99 a month with 5 users included, then $20 per additional user).

Do I need to register to text customers from a District of Columbia 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.