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Products & Services
About DO Not Call
DO Not Call is a company operating in Office service, employing 101-250 people, reporting $10M-$25M in annual revenue, classified under Business Support Services and based in Modesto, California, United States.
Its primary NAICS classification is 561421 (Telephone Answering Services). DO Not Call is one of 2,121,238 Industrial & mechanical companies listed in California.
Business Contact Information
- Phone
- +1 (209) 3129331
- Website
- donotcall.gov
- linkedin.com/company/do-not-call
- Address
- 961 N Emerald Ave, Modesto, California, 95351, United States
Industry & Classification
- Industry
- Industrial & mechanical
- Sector
- Commercial services
- Segment
- Office service
NAICS Codes
- 56Administrative and Support and Waste Management and Remediation Services
- 5614Business Support Services
- 561421Telephone Answering Services
SIC Codes
- 73Business Services
- 738Miscellaneous Business Services
- 7389Convention and Trade Show Organizers
Company Details
- Employees
- 201 (101-250)
- Annual Revenue
- $24.9M ($10M-$25M)
DO Not Call: frequently asked questions
What does DO Not Call do?
DO Not Call is a company operating in Office service, employing 101-250 people, reporting $10M-$25M in annual revenue, classified under Business Support Services and based in Modesto, California, United States.
Where is DO Not Call located?
DO Not Call is headquartered at 961 N Emerald Ave, Modesto, California, 95351, United States.
How many employees does DO Not Call have?
DO Not Call has about 201 employees (the 101-250 range).
What is DO Not Call's annual revenue?
DO Not Call's annual revenue is estimated at $24.9M (the $10M-$25M range).
What industry is DO Not Call in?
DO Not Call is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 561421 (Telephone Answering Services).
How can I contact DO Not Call?
Its website is donotcall.gov and its phone number is +1 (209) 3129331.
What companies are similar to DO Not Call?
Other large industrial & mechanical companies in California include State of California, TD SYNNEX Corp, University of California and Ingram Micro Holding Corp.
Largest industrial & mechanical companies in California
Largest companies in California
Largest industrial & mechanical companies
Manufacturing sales in California, 2026
In California, Factur's 2026 study counted 98 manufacturing quotes worth $14.7M and 18 purchase orders over 12 months: 18% of quotes became orders, against 21% nationally. See the California data.
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