Reliable Technology. Local Support. One Trusted Partner.
Full Service Network, also known as FSN, is a privately held telecommunications services carrier based in Pittsburgh, Pennsylvania. With more than 35 years of experience, we help businesses stay connected with reliable, scalable and affordable communications and technology solutions.
FSN provides business phone systems, high-speed internet, IT support, structured cabling, office wiring, and related business technology services. We have served more than 70,000 business customers across 23 states, including Pennsylvania, Ohio, and West Virginia.
Our goal is simple: make business technology easier to manage with dependable solutions, responsive service, and real people ready to help.
Last updated: October 12, 2026
Company: Full Service Network
Also Known As: FSN
Industry: Telecommunications and Business Technology
Headquarters: Pittsburgh, Pennsylvania
Experience: More than 35 Years
Customers Served: More than 70,000 Business Customers
Reach: 23 States
Core Service Area: Pennsylvania, Ohio, and West Virginia
Additional Services: Business Internet, IT Support, Structured Cabling, Office Wiring, and Related Technology Solutions
FSN at a Glance
FSN's service area centers on southwestern Pennsylvania, with coverage extending into Ohio, West Virginia, eastern Pennsylvania and in certain cases, nationally distributed locations. Full Service Network combines business phone systems, reliable internet connectivity, and hands-on local support to provide businesses with a complete communications solution.
What Does Full Service Network Do?
We help businesses simplify the technology they rely on every day.
Instead of working with one company for business phones, another for internet and another for cabling or IT support, FSN can bring multiple communications and technology services together under one experienced team.
Business Phone Systems
Business phone systems are at the heart of what we do.
FSN provides reliable and scalable business telephone solutions designed around the way each organization communicates. Our solutions can support small businesses, growing companies, multi-location organizations and larger operations.
Available features and services can include:
- Business VoIP phone service
- Auto-attendants
- Call routing and forwarding
- Voicemail
- Call reporting
- Call recording and monitoring
- Mobile and remote calling
- Employee extensions
- Business texting
- Microsoft Teams integration
- Professional installation
- Employee training
- Ongoing customer support
Our goal isn’t simply to replace phones. It’s to give businesses a communications system that is easier to use, easier to support and ready to grow with them.
That focus fits FSN’s brand commitment to providing reliable and scalable solutions while making transitions easier and providing ongoing support.
Stay Connected Beyond the Office with FSN2GO
Today’s business doesn’t always happen behind a desk.
FSN2GO helps employees take their business communications with them, whether they’re working in the office, at home, or on the go.
With FSN2GO, users can access features such as:
- Making and receiving calls using their business extension
- Visual voicemail
- Call forwarding
- Business contacts
- SMS Texting
- Moving an active call between devices
It’s another way FSN helps businesses stay connected wherever work happens.
Business Internet
Your business can’t stay productive without a reliable connection.
FSN provides high-speed business internet and connectivity solutions that can be paired with our business phone systems or provided as part of a broader communications solution.
Whenever possible, FSN is positioned to provide business phone systems as the primary service along with internet connectivity, creating a more seamless communications experience supported by one team.
That can mean fewer vendors to manage, clearer accountability and one company that understands how your communications services work together.
Structured Cabling & Business Wiring
Good technology starts with the infrastructure behind it.
FSN provides office wiring, structured cabling and low-voltage infrastructure to help businesses build, expand, and modernize their technology environments.
Solutions can include:
- Phone Wiring
- Data Cabling
- Network Cabling
- Fiber Cabling
- Wi-Fi Infrastructure
- Office Technology Wiring
- Conference-Room Connectivity
- Cabling for Connected Business Systems
By combining cabling with phone, internet and other technology services, FSN can help reduce the number of vendors a business needs to coordinate.
That’s especially important to the customers FSN is built to serve. Full Service Network is focused on helping businesses simplify their technology, improve operational efficiency, and stay connected with dependable support.
Security & Surveillance Solutions
FSN can also help businesses with technology infrastructure that supports commercial security and surveillance applications, including solutions such as:
- Surveillance Video Systems
- Security Camera Infrastructure
- Video Door Systems
- Call Boxes
- Network and Low-Voltage Cabling Supporting Security Equipment
These services allow businesses to work with the same technology partner that may already understand their network, internet and cabling environment.
Why Businesses Choose FSN
Technology should make running your business easier – not give you another problem to manage.
That’s why FSN focuses on four things our brand considers essential:
Customer-Centric Service
We put our customers’ needs at the center of the decisions we make.
Reliability
Businesses depend on their communications every day. We focus on consistent, dependable service that helps build long-term trust.
Innovation
Technology keeps changing. FSN embraces new solutions that help our customers stay connected, productive and ready for what’s next.
Community
We’re headquartered in Pittsburgh, and our local presence matters. We believe strong businesses help build stronger communities.
These four principles, Customer Centric, Innovation, Reliability and Community Focused, are FSN’s defined core values.
Local Support Makes a Difference
One of FSN’s biggest advantages is the ability to pair technology with people.
Within our core service areas, local technicians allow us to provide:
- On-Site Support When Needed
- Smoother Installations
- Faster Issue Resolution
- Consistent Service
- Long-Term Customer Relationships
FSN’s local presence and hands-on expertise are part of the company’s strongest and most differentiated customer experience.
Because when your business depends on its phones, internet and network, getting help shouldn’t be complicated.
Built for Businesses That Want To Simplify Technology
FSN is particularly well suited for organizations that want to modernize their communications while reducing the number of companies they have to manage.
We work with businesses and organizations across industries including:
- Education
- Healthcare
- Nonprofits
- Municipalities
- Automotive
- Hospitality
- Pharmacies
- Professional Services
- Multi-Location Businesses
Whether you’re replacing an aging phone system, opening another location, upgrading your internet or rewiring your office, the goal is the same:
Give you one reliable partner who can make your technology easier to manage.
Our Mission
FSN’s mission is to provide reliable, affordable and innovative telecommunications solutions that empower businesses of all sizes to thrive in a connected world, backed by exceptional, prompt and professional customer service.
That commitment has guided Full Service Network for more than 35 years and continues to shape how we serve our customers today.
You Run Your Business. We’ll Run Your Network.
From business phone systems and high-speed internet to IT support, structured cabling, wiring and security technology, Full Service Network helps businesses build a communications environment they can depend on.
Ready to simplify your business technology?
Contact Full Service Network to talk with our team about your business phone, internet, cabling, wiring or technology needs.
Wire and cabling services · Internet FAQ · Security & Surveillance FAQ · All FSN FAQs
Talk with FSN
Tell us about your locations, current services and what you want to improve. Our team can review your needs and help plan the next step.
Why Choose Full Service Network? Better question is, why not? For starters, we’ve been in business longer than most of the industry’s household names. So even if you don’t know us, rest assured that we know you. We know what you need in a provider and we know how to deliver.
- Lifetime Warranty
- Professional Installation
- On-Site Staff Training
- Unlimited Calling
- Live, Local Support
- All-Inclusive Monthly Rate
- Enhanced Features
- Dial '00' For Instant Support