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Business phone system for site preparation contractors in Illinois

1,100 site preparation contractors operated in Illinois in 2023. Where they are, how big their teams are, and what phone service costs them.

Establishments
1,100CBP 2023
Employees
9,864mid-March 2023
Per 100k residents
8.7U.S. 12.3
State rank
12th of 51by count

How many site preparation contractors operate in Illinois

Illinois had 1,100 site preparation contractors in 2023, according to Census County Business Patterns (NAICS 238910, Site Preparation Contractors). They employed 9,864 people in mid-March and reported $993.3 million in annual payroll. That is the 12th highest count among the 51 states and DC with published figures. Site preparation contractors make up 0.34% of the 322,415 business establishments in the state.

Per 100,000 residents (2024 estimate) Illinois has 8.7 site preparation contractors, 29.5% below the national rate of 12.3. The average establishment has 9.0 employees against 11.3 nationally. Payroll per employee is $100,704, 30.5% above the U.S. figure of $77,142.

Site preparation contractors: Illinois compared with the U.S., 2023
MeasureIllinoisUnited States
Establishments1,10041,777
Mid-March employees9,864472,783
Annual payroll$993,349,000$36,471,538,000
Employees per establishment9.011.3
Payroll per employee$100,704$77,142
Establishments per 100,000 residents8.712.3

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.

Site preparation contractors by metro area in Illinois

Census published site preparation contractor counts for 33 metro or micropolitan areas that include part of Illinois. The largest is Chicago, IL-IN, with 567 establishments (a multi-state area; its count covers every state it spans). Single-state metro and micropolitan areas account for 28% of the statewide total; the rest are outside any published area or in areas Census suppressed.

Site preparation contractors by metro or micropolitan area, Illinois, 2023
AreaEstablishmentsEmployeesPer 100k residents
Chicago, IL-IN5676,3796.0
St. Louis, MO-IL3113,75711.1
Davenport, IA-IL5957515.5
Peoria, IL4437512.1
Ottawa, IL2419516.4
Springfield, IL2110810.2
Champaign, IL201798.2
Bloomington, IL171859.9
Rochelle, IL1714133.1
Rockford, IL161354.7
Kankakee, IL16—15.0
Paducah, KY-IL14—13.7
Quincy, IL-MO146418.9
Cape Girardeau, MO-IL134613.1
Sterling, IL123222.0
Jacksonville, IL10—26.7
Taylorville, IL10—30.1
Decatur, IL9358.9
Marion, IL94613.4
Effingham, IL98020.0
Centralia, IL8—22.0
Canton, IL81624.6
Danville, IL7719.8
Charleston, IL72015.1
Freeport, IL77216.2

Top 25 of 33 areas by establishments. Source: Census CBP 2023.

Team sizes at site preparation contractors in Illinois

61.4% of Illinois's site preparation contractors with employees had fewer than five people in March 2023, compared with 60.7% nationally. 78.0% 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.

Site preparation contractors in Illinois by employment size, 2023
Employment sizeEstablishmentsShareU.S. share
1–4 employees67561.4%60.7%
5–9 employees18316.6%16.3%
10–19 employees11710.6%10.7%
20–49 employees827.5%8.0%
50 or more employees433.9%4.4%

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.

Why the phone matters for site preparation contractors in Illinois

Excavation and site work contractors coordinate equipment, crews and permits across job sites. Builders and homeowners need to reach them quickly when schedules shift.

Typical inbound and outbound calls for site preparation contractors in Illinois:

Business texting for site preparation contractors

Contractors text arrival windows and site photos.

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

What a phone system costs a site preparation contractor in Illinois

Site preparation contractors in Illinois average 9.0 employees, so the comparison uses a 9-person team. Per-seat business phone plans bill every one of those people. At month-to-month list prices checked September 28, 2026, 9 users on RingCentral RingEX Core cost $270.00 a month and 9 on Ooma Office Pro cost $224.55. 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 site preparation contractor in Illinois of that size. Annual contracts lower some competitors' prices, so compare the plan you would actually sign.

Monthly list price for a 9-person site preparation contractor
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 Illinois

Illinois has 17 geographic area codes in service according to NANPA. Callata includes up to 3 local numbers, so a site preparation contractor 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 site preparation contractors in Illinois

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.

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 site preparation contractors are in Illinois?

1,100 in 2023, according to Census County Business Patterns. They employed 9,864 people in mid-March.

Which Illinois metro area has the most site preparation contractors?

Chicago, IL-IN, with 567 establishments in 2023.

What does a phone system cost a 9-person site preparation contractor?

$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 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.