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Products & Services
About Jcs
The JCS DSL Advantage:Fast fast fastWith a regular modem, your best possible connection speed is 56 kbps. Your DSL connection will give you download speeds ranging from 768 kbps up to 7.1 Mbps!
Its primary NAICS classification is 517111 (Wired Telecommunications Carriers). Jcs is one of 236,061 Communication companies listed in California.
Business Contact Information
- Phone
- +1 (209) 9840411
- Website
- jcsdsl.com
- Address
- 18364 Main St, Jamestown, California, 95327, United States
Industry & Classification
- Industry
- Communication
- Sector
- Telecommunication
- Segment
- Telecommunication providers
NAICS Codes
- 51Information
- 5171Wired and Wireless Telecommunications (except Satellite)
- 517111Wired Telecommunications Carriers
SIC Codes
- 48Communications
- 481Telephone Communications
- 4813Wired Telecommunications Carriers
Company Details
- Employees
- 14 (11-20)
- Annual Revenue
- $5.7M ($5M-$10M)
Jcs: frequently asked questions
What does Jcs do?
The JCS DSL Advantage:Fast fast fastWith a regular modem, your best possible connection speed is 56 kbps. Your DSL connection will give you download speeds ranging from 768 kbps up to 7.1 Mbps!
Where is Jcs located?
Jcs is headquartered at 18364 Main St, Jamestown, California, 95327, United States.
How many employees does Jcs have?
Jcs has about 14 employees (the 11-20 range).
What is Jcs's annual revenue?
Jcs's annual revenue is estimated at $5.7M (the $5M-$10M range).
What industry is Jcs in?
Jcs is in the Communication / Telecommunication industry, and its primary NAICS code is 517111 (Wired Telecommunications Carriers).
How can I contact Jcs?
Its website is jcsdsl.com and its phone number is +1 (209) 9840411.
Largest companies in California
Largest communication 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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