Telecommunications contacts in Illinois
22,026 people at Telecommunications companies in Illinois, every one with a LinkedIn profile: 14,255 with a work email (12,259 checked in 2026) and 4,735 with a phone (4,106 mobile). Updated 2026-10-04. Filter further, then get the list as CSV, in your CRM or by API.
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By department
- Software Engineering: 3,771
- Sales: 3,060
- Operations & Logistics: 2,353
- IT & Infrastructure: 1,927
- Engineering (Non-Software): 1,651
- Customer Success & Support: 1,197
- Finance & Accounting: 888
- Executive & General Management: 832
- Manufacturing & Skilled Trades: 795
- Product & Design: 677
By level
- Staff: 9,339
- Manager: 6,199
- Senior: 4,292
- Director / Head: 1,341
- VP: 409
- C-suite: 292
- Owner / Founder: 113
- Intern / Student: 41
By company size
- 10,000+: 14,784
- 100-249: 2,022
- 20-99: 1,906
- 5,000-9,999: 1,475
- 250-499: 701
- 500-999: 666
- 5-19: 302
- 1-4: 170
Telecommunications companies in Illinois with the most decision makers
- Motorola Solutions: 913 decision makers
- United States Cellular Corporation: 87 decision makers
- Cambium Networks: 70 decision makers
- Consolidated Communications: 58 decision makers
- Network Connex: 44 decision makers
- Inteliquent: 36 decision makers
- Clearwave Fiber: 34 decision makers
- i3 Broadband: 25 decision makers
- PCTEL, Inc.: 25 decision makers
- FULLERTON ENGINEERING CONSULTA: 23 decision makers
Roles in Illinois
- Healthcare professionals: 114,326
- Sales professionals: 110,299
- Finance professionals: 89,578
- Education professionals: 84,805
- Operations professionals: 81,056
- Operations managers: 80,317
- Sales managers: 79,541
- Administrative professionals: 63,658
- Engineering professionals: 54,791
- Executive directors: 52,726
- C-suite executives: 52,708
- Manufacturing professionals: 51,744
- Software engineering professionals: 43,517
- IT professionals: 41,536
- Retail professionals: 39,086
- Marketing professionals: 38,088
- Customer success professionals: 36,994
- Retail managers: 34,699
- Legal professionals: 33,980
- Senior software engineering professionals: 32,931
- Finance managers: 31,592
- Executive VPs: 29,129
- HR professionals: 28,048
- Data and AI professionals: 27,149
Industries in Illinois
- Hospitals and Health Care: 243,985
- Insurance: 167,451
- Higher Education: 130,403
- Financial Services: 117,153
- Machinery Manufacturing: 76,698
- IT Services and IT Consulting: 71,072
- Food and Beverage Manufacturing: 58,328
- Business Consulting and Services: 56,958
- Manufacturing: 51,380
- Software Development: 49,154
- Food and Beverage Services: 48,384
- Law Practice: 45,227
- Non-profit Organizations: 44,620
- Construction: 44,605
- Real Estate: 43,476
- Accounting: 40,226
- Retail: 38,159
- Restaurants: 37,884
- Airlines and Aviation: 37,009
- Pharmaceutical Manufacturing: 32,825
- Retail Pharmacies: 31,386
- Government Administration: 30,176
- Advertising Services: 28,204
- Medical Equipment Manufacturing: 27,948
The same list elsewhere
- United States: 486,354
- Texas: 96,270
- Canada: 38,090
- Washington: 34,983
- Sweden: 34,813
- France: 31,441
- Finland: 29,000
- North Carolina: 28,581
- California: 23,714
- Pennsylvania: 23,629
- Connecticut: 21,816
- Florida: 17,304
- Colorado: 17,055
- Georgia: 16,587
- India: 15,711
- Germany: 15,577
- Brazil: 15,005
- New York: 14,034
- Ontario: 13,736
- Virginia: 13,190
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