CallataGuides

Business phone system for computer and office machine repair and maintenance shops in Illinois

189 computer and office machine repair and maintenance shops operated in Illinois in 2023. Where they are, how big their teams are, and what phone service costs them.

Establishments
189CBP 2023
Employees
1,404mid-March 2023
Per 100k residents
1.5U.S. 1.3
State rank
5th of 51by count

The computer repair shop industry in Illinois

Illinois had 189 computer and office machine repair and maintenance shops in 2023, according to Census County Business Patterns (NAICS 811212, Computer and Office Machine Repair and Maintenance). They employed 1,404 people in mid-March and reported $79.2 million in annual payroll. That is the 5th highest count among the 51 states and DC with published figures. Computer and office machine repair and maintenance shops make up 0.06% of the 322,415 business establishments in the state.

Per 100,000 residents (2024 estimate) Illinois has 1.5 computer and office machine repair and maintenance shops, 11.6% above the national rate of 1.3. The average establishment has 7.4 employees against 6.3 nationally. Payroll per employee is $56,382, 3.1% below the U.S. figure of $58,167.

Computer and office machine repair and maintenance shops: Illinois compared with the U.S., 2023
MeasureIllinoisUnited States
Establishments1894,531
Mid-March employees1,404 (moderate noise)28,425
Annual payroll$79,161,000 (moderate noise)$1,653,400,000
Employees per establishment7.46.3
Payroll per employee$56,382$58,167
Establishments per 100,000 residents1.51.3

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.

Illinois's largest markets for computer and office machine repair and maintenance shops

Census published computer repair shop counts for 8 metro or micropolitan areas that include part of Illinois. The largest is Chicago, IL-IN, with 146 establishments (a multi-state area; its count covers every state it spans). Single-state metro and micropolitan areas account for 12% of the statewide total; the rest are outside any published area or in areas Census suppressed.

Computer and office machine repair and maintenance shops by metro or micropolitan area, Illinois, 2023
AreaEstablishmentsEmployeesPer 100k residents
Chicago, IL-IN1466481.6
St. Louis, MO-IL332381.2
Davenport, IA-IL6—1.6
Peoria, IL5—1.4
Rockford, IL5—1.5
Effingham, IL5—11.1
Springfield, IL4—1.9
Champaign, IL3181.2

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

Team sizes at computer and office machine repair and maintenance shops in Illinois

75.8% of Illinois's computer and office machine repair and maintenance shops with employees had fewer than five people in March 2023, compared with 74.1% nationally. 87.6% 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.

Computer and office machine repair and maintenance shops in Illinois by employment size, 2023
Employment sizeEstablishmentsShareU.S. share
1–4 employees14175.8%74.1%
5–9 employees2211.8%15.1%
10–19 employees126.5%6.1%
20–49 employees115.9%3.1%
50 or more employees00.0%1.7%

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 computer and office machine repair and maintenance shops in Illinois use the phone for

Repair shops get calls asking whether they can fix a device, how much it will cost and when it will be ready. Answering those questions quickly keeps walk-ins coming.

Calls a computer repair shop in Illinois might handle in a typical week include:

Business texting for computer and office machine repair and maintenance shops

Shops text repair estimates and ready-for-pickup notices.

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

Callata vs. per-seat pricing for computer and office machine repair and maintenance shops in Illinois

Computer and office machine repair and maintenance shops in Illinois average 7.4 employees, so the comparison uses a 7-person team. Priced per seat, 7 users would run $210.00 a month on RingCentral RingEX Core and $174.65 on Ooma Office Pro (month-to-month list prices, 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 a computer repair shop in Illinois of that size. Annual contracts lower some competitors' prices, so compare the plan you would actually sign.

Monthly list price for a 7-person computer repair shop
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 Illinois

Illinois has 17 geographic area codes in service according to NANPA. Callata includes up to 3 local numbers, so a computer repair shop can hold a number in more than one of them.

Area codes in Illinois by assigned exchanges
Area codeExchangesTime zoneIn service sinceOverlay with
217786Central1947447
309786Central1957861
618786Central1947730
773786Central1996872
815786Central1947779
847786Central1996224
312784Central1947872
708784Central1989464
630782Central1996331
224594Central2002847
779351Central2007815
872276Central2009312, 773
331224Central2007630
447219Central2021217
730129Central2023618
464111Central2022708
8617Central2023309

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 computer and office machine repair and maintenance shops in Illinois

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 Illinois 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 computer and office machine repair and maintenance shops are in Illinois?

189 in 2023, according to Census County Business Patterns. They employed 1,404 people in mid-March.

Which Illinois metro area has the most computer and office machine repair and maintenance shops?

Chicago, IL-IN, with 146 establishments in 2023.

What does a phone system cost a 7-person computer repair shop?

$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 Illinois 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.