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Business phone system for exam preparation and tutoring services in Colorado

217 exam preparation and tutoring services operated in Colorado in 2023. Where they are, how big their teams are, and what phone service costs them.

Establishments
217CBP 2023
Employees
1,947mid-March 2023
Per 100k residents
3.6U.S. 2.9
State rank
14th of 51by count

How many exam preparation and tutoring services operate in Colorado

Colorado had 217 exam preparation and tutoring services in 2023, according to Census County Business Patterns (NAICS 611691, Exam Preparation and Tutoring). They employed 1,947 people in mid-March and reported $50.2 million in annual payroll. That is the 14th highest count among the 51 states and DC with published figures. Exam preparation and tutoring services make up 0.12% of the 182,486 business establishments in the state.

Per 100,000 residents (2024 estimate) Colorado has 3.6 exam preparation and tutoring services, 26.2% above the national rate of 2.9. The average establishment has 9.0 employees against 11.1 nationally. Payroll per employee is $25,763, 7.1% below the U.S. figure of $27,718.

Exam preparation and tutoring services: Colorado compared with the U.S., 2023
MeasureColoradoUnited States
Establishments2179,820
Mid-March employees1,947108,755
Annual payroll$50,160,000$3,014,523,000
Employees per establishment9.011.1
Payroll per employee$25,763$27,718
Establishments per 100,000 residents3.62.9

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.

Where exam preparation and tutoring services in Colorado are concentrated

Census published tutoring center counts for 9 metro or micropolitan areas that include part of Colorado. The largest is Denver, CO, with 123 establishments. Single-state metro and micropolitan areas account for 94% of the statewide total; the rest are outside any published area or in areas Census suppressed.

Exam preparation and tutoring services by metro or micropolitan area, Colorado, 2023
AreaEstablishmentsEmployeesPer 100k residents
Denver, CO1231,1614.0
Colorado Springs, CO311674.0
Boulder, CO181135.5
Fort Collins, CO9962.4
Greeley, CO8472.2
Edwards, CO5—9.2
Rifle, CO465.0
Durango, CO4327.0
Grand Junction, CO3—1.9

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

Team sizes at exam preparation and tutoring services in Colorado

57.7% of Colorado's exam preparation and tutoring services with employees had fewer than five people in March 2023, compared with 46.9% nationally. 76.7% 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.

Exam preparation and tutoring services in Colorado by employment size, 2023
Employment sizeEstablishmentsShareU.S. share
1–4 employees12457.7%46.9%
5–9 employees4119.1%20.3%
10–19 employees3315.3%20.0%
20–49 employees136.0%10.4%
50 or more employees41.9%2.3%

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 exam preparation and tutoring services in Colorado

Tutoring centers handle enrollment calls, scheduling and parent updates, with peaks before exams and school terms. Parents call several centers when looking for help.

Typical inbound and outbound calls for exam preparation and tutoring services in Colorado:

Texting families

Centers text session reminders.

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

Phone system pricing for a 9-person tutoring center

Exam preparation and tutoring services in Colorado average 9.0 employees, so the comparison uses a 9-person team. Priced per seat, 9 users would run $270.00 a month on RingCentral RingEX Core and $224.55 on Ooma Office Pro (month-to-month list prices, checked September 28, 2026). Callata comes to $179.00 a month for 9 users ($99 a month with 5 users included, then $20 per additional user), below both.

Over a year, that is $1,092 less than RingCentral for a tutoring center in Colorado of that size. Annual contracts lower some competitors' prices, so compare the plan you would actually sign.

Monthly list price for a 9-person tutoring center
Provider (plan)Pricing basisPer monthPer year
Callata (Callata Office)$99 incl. 5 users, $20 per extra user$179.00$2,148.00
Quo (Starter)$19.00 per user$171.00$2,052.00
Nextiva (Core)$23.00 per user$207.00$2,484.00
Ooma (Office Pro)$24.95 per user$224.55$2,694.60
Dialpad (Standard)$27.00 per user$243.00$2,916.00
RingCentral (RingEX Core)$30.00 per user$270.00$3,240.00

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 Colorado

Colorado has 6 geographic area codes in service according to NANPA. Callata includes up to 3 local numbers, so a tutoring center can hold a number in more than one of them.

Area codes in Colorado by assigned exchanges
Area codeExchangesTime zoneIn service sinceOverlay with
720785Mountain1998303, 983
303784Mountain1947720, 983
970775Mountain1995748
719665Mountain1988none
98346Mountain2022303, 720
7480Mountain2025970

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 exam preparation and tutoring services in Colorado

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 Colorado 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 exam preparation and tutoring services are in Colorado?

217 in 2023, according to Census County Business Patterns. They employed 1,947 people in mid-March.

Which Colorado metro area has the most exam preparation and tutoring services?

Denver, CO, with 123 establishments in 2023.

What does a phone system cost a 9-person tutoring center?

$270.00 a month on RingCentral RingEX Core or $224.55 on Ooma Office Pro at month-to-month list prices (checked September 28, 2026); $179.00 on Callata ($99 a month with 5 users included, then $20 per additional user).

Do I need to register to text customers from a Colorado 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.