Top Managed IT Companies in Dallas

ONC National

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✓ Verified Provider Est. 2016
Dallas, TX
10–49 employees
Founded 2016
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ONC National is a managed IT services provider based in Dallas, TX, operating since 2016. It focuses on Managed IT Services, Cybersecurity, Network Management, VoIP & Business Phone. Compare it against other Dallas managed IT providers, then request a quote.

Vetted by the Best IT MSP editorial team · Last updated June 2026

About ONC National

ONC National designs, installs, and supports structured cabling, fiber optics, security systems, wireless networks, and low-voltage infrastructure for businesses and institutions throughout North Texas, with managed services as one of its offerings.

Services Offered

🖥️
Managed IT Services
🔒
Cybersecurity
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Network Management
🔌
VoIP & Business Phone

Industries Served

🏥 Healthcare
🎓 Education
🏭 Manufacturing
🏛️ Government
🛍️ Retail

Why Choose ONC National

📍

Based in Dallas

ONC National is headquartered in Dallas, TX, so Dallas businesses get a local team for on-site work instead of a distant call center.

Clients include DART, Lowe's, Coca-Cola, AT&T, Beck

Clients include DART, Lowe's, Coca-Cola, AT&T, Beck Group, DFW Airport

🌐

Plan-Design-Deliver process

Plan-Design-Deliver process

Location

Dallas, TX

Certifications & Compliance

Clients include DART, Lowe's, Coca-Cola, AT&T, Beck Group, DFW Airport
Plan-Design-Deliver process

Frequently Asked Questions

Which IT services does ONC National provide?

ONC National delivers Managed IT Services, Cybersecurity, Network Management, VoIP & Business Phone to organizations across Dallas, TX.

What area does ONC National serve?

ONC National is based in Dallas, TX and supports businesses across Dallas and the greater metro area.

When did ONC National start?

ONC National has been operating since 2016.

Is ONC National certified?

ONC National carries Clients include DART, Lowe's, Coca-Cola, AT&T, Beck Group, DFW Airport, Plan-Design-Deliver process.