VoIP Phone Systems in Orange County

At Shift Computer Services, we help small businesses across Orange County transition from outdated phone lines to modern VoIP phone systems that improve communication, mobility, and customer service. Whether you're a single office or a multi-location business, our cloud-based phone solutions offer crystal-clear audio, advanced features, and easy management—without the high costs of traditional phone service.

We specialize in VoIP systems for companies with 10 to 50 employees, making it easy to scale, integrate with your IT environment, and streamline your call flow.

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The Downside of Legacy Phone Systems

Outdated phone setups hold your business back in more ways than one:

High Costs: Traditional phone systems require expensive hardware, ongoing maintenance, and high monthly fees.
Limited Mobility: Desk-bound phones make remote work and flexibility difficult.
Lack of Features: Without VoIP, you miss out on time-saving features like call forwarding, voicemail-to-email, and mobile integration.
Scalability Challenges: Adding or relocating users often means physical rewiring or new hardware.
Downtime Risks: Hardware failure or poor support can leave your business without phone access when it's needed most.

Shift Computer Services helps eliminate these problems with reliable, flexible VoIP phone solutions built for today's small business.

Trusted IT Partner For Southern California Businesses

Recognized for delivering proactive, high-quality IT services that help businesses scale securely.

Industry-Certified IT Professionals

Our team holds leading IT certifications to provide expert-level support and security.

Three diverse customer support agents wearing headsets working at computers and collaborating in office

Why Orange County Businesses Choose Our VoIP Services

Cloud-Based Flexibility
Our VoIP systems work wherever your team does—whether that's the office, home, or on the road. All you need is an internet connection to stay connected.

Advanced Call Features
Enjoy powerful features like auto-attendants, call routing, voicemail-to-email, video conferencing, and mobile apps—boosting your team's communication capabilities.

Seamless Integration
We integrate VoIP into your existing IT infrastructure and business tools, ensuring smooth operation with minimal disruption.

Predictable Pricing
Our VoIP solutions are offered at flat monthly rates with no hidden fees or long-term contracts—just scalable plans that fit your needs.

24/7 Support & Maintenance
We provide around-the-clock support, including setup, troubleshooting, and maintenance—ensuring your phones are always working.

714-369-8197 Book A FREE 15-Minute Discovery Call

Our IT Services

At Shift Computer Services, we provide a full suite of IT solutions designed to support, secure, and streamline your business operations. Whether you're looking to fully outsource your IT, co-manage with your internal team, or enhance your cybersecurity posture, our services are tailored to fit your specific needs.

CMMC Compliance

For defense contractors and suppliers, we offer specialized CMMC compliance services. Our team assists you in meeting Cybersecurity Maturity Model Certification (CMMC) requirements, securing your systems and safeguarding controlled unclassified information (CUI).

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FTC Compliance Services

Attain required security and compliance guidelines with ShiftCS's proven approach to compliance for financial institutions in line with the FTC Safeguards Rule.

HIPAA Compliance Services

Empower your healthcare team with ShiftCS's powerful HIPAA compliance solutions, delivering strategic support that you can rely on, letting your staff go back to serving patients.

Managed IT Services

Our fully managed IT services include 24/7 monitoring, proactive maintenance, helpdesk support, and strategic IT planning. We take complete ownership of your technology, ensuring reliability, performance, and security without the overhead of an in-house IT team.

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Managed Print Services

Streamline your office's printing environment with our managed print solutions. We manage devices, optimize workflows, control costs, and reduce waste—freeing your team to focus on more critical business functions.

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Outsourced IT Support

Gain access to a full team of IT professionals without the expense of building one in-house. Our outsourced IT support offers fast response times, comprehensive technical assistance, and peace of mind, knowing your technology is in expert hands.

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Microsoft 365, Azure & Google Workspace Services

Leverage the best productivity and collaboration tools available. We offer setup, migration, integration, and ongoing support for Microsoft 365, Azure, and Google Workspace, ensuring these platforms work seamlessly within your business environment.

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VoIP Phone Systems

Modernize your communication infrastructure with our VoIP phone systems. We provide scalable, cost-effective VoIP solutions that offer advanced features like call forwarding, voicemail-to-email, and video conferencing to keep your team connected.

Co-Managed IT Services

Already have an in-house IT team but need extra support? Our co-managed IT services allow you to augment your internal resources with our expertise—providing additional manpower, advanced tools, and strategic guidance where needed.

Structured Cabling Services

Build a strong foundation for your network with professional structured cabling solutions. We design and install reliable cabling systems that support voice, data, and video communications, ensuring smooth and efficient connectivity throughout your facility.

AI Services

Shift Computer Services provides expert AI services in Orange County to help small businesses enhance productivity, streamline operations, and make smarter data-driven decisions.

What is a VoIP phone system?

VoIP (Voice over Internet Protocol) phone systems use your internet connection to make and receive calls instead of traditional phone lines. They offer greater flexibility, lower costs, and more features like mobile access, call forwarding, and voicemail-to-email.

Is VoIP reliable for small business use?

Yes. When configured correctly and supported by a stable internet connection, VoIP is extremely reliable. At Shift Computer Services, we ensure your VoIP system is optimized for performance, voice quality, and uptime.

Can I keep my current business phone number?

Absolutely. We provide number porting services so you can keep your existing phone numbers when switching to VoIP. This ensures continuity for your clients and staff.

What equipment do I need for VoIP?

Many businesses can use their existing devices or softphones (apps) to get started. If needed, we can also provide VoIP-compatible desk phones and headsets. Our team will help you choose and install the right equipment for your needs.

Do you offer support after installation?

Yes. Our VoIP services include ongoing technical support, system updates, and helpdesk assistance. Whether you need help adding users, adjusting call flows, or resolving an issue, our team is available 24/7.

What Our Clients Say About Us

True 24/7/365 Protection and Availability

I sleep soundly at night knowing that our company data and line of business applications are secured and backed up with a proven solution. For over five years, Shift Computer Services' full-service Business Continuity / Disaster Recovery service has saved our company from several server crashes and allows us to recover data reliably and quickly in the event of corruption or deletion. ShiftCS has become a true business partner who works with us through a wide range of IT needs, whether it be a late-night power outage emergency or establishing and migrating to a new domain. They provide real solutions to myriad of business problems and offer great insight into new and emerging technologies.

Donald Adams

Avalon Laboratories
Nordson Corporation

A Trusted Technology Solution Provider

Shift Computer Services consistently provides top notch support and services to keep our busy shop up and running. Whenever an issue arises, ShiftCS is quick to respond and resolve our issues. Over the past 12 years my experience with ShiftCS has been 100% positive. They provide reliable and consistent support, communication and follow through. Justin and his staff have the values you look for in a business partner: integrity, honesty, great work ethic, with a positive and friendly attitude. I trust and value our relationship and feel as though we are friends rather than just my IT vendor.

Chris O’Dell

Sessemo

Excellent Service and Peace of Mind

For over 15 years, ShiftCS has provided our firm with excellent service and peace of mind. As the firm has grown, we have counted on ShiftCS to help us expand, they have always been there for us, whether creating expanded services or resolving problems with same-day efficiency. After years of struggling with IT and phone technical service providers, ShiftCS has removed all that anxiety. We trust them, they get it done, they are always there when we need them.

Michael McGuire

Attorney
California Elder Law Center

Go to Vendor

ShiftCS has served as our technology "go to" vendor for several years. Their knowledgeable experience has been instrumental in upgrading our equipment and software throughout our company. Their staff is very reliable and available to assist or just answer questions.

Sherie Brooks

Proficiency Capital, LLC

Extension of our Practice

Justin and the ShiftCS team is an extension of our practice. His team is very reliable and knowledgeable. We can rely on ShiftCS for their IT services and advice.

Carmen Hayes

Pacific Pediatric Cardiology Medical Group

Trusted Partner

I have been using Shift Computer Services for over 10 years now for two of my businesses and personal IT support. The staff is quick, reliable, extremely knowledgeable and trustworthy, which is important in today's society and for the successful operations of your business. Shift Computer Services is a high-quality IT company that offers straight forward solutions pricing for excellent services. I would recommend them to just about anyone.

Stephen Reese

Executive Vice President
GreenWave Products, LLC

Quality and Consistency

I have used Shift Computer Services for over 10 years and have found them to be trustworthy, reliable, and extremely knowledgeable. It is great to have them think about what is best for us and NOT what will make them the most money. We have used them for various computer hardware and telephone equipment purchases and services. They are a top-notch company. A high-quality IT company with excellent service and honest people.

Greg Kennebeck

PromedSI

Part of the team

ShiftCS has been a huge help to get us into the 21st century with our computer systems. They have become a huge part of our team here at Austin/Jones Corp. They have been very responsive when we need help. We have not had anything that they were not able to figure out. They have been very easy to work with and very professional in the computer IT field. I would highly recommend them for all business computer needs. We would not be the company we are today without their help.

Steve Jones

Austin/Jones Corp

Reliable and Trusted Partner

We have been working with Shift Computer Services for over 10 years. They are always responsive, professional, and extremely knowledgeable. Shift keeps our firm operational and secure. I highly recommend their service and support.

Patti Smith

Office Manager
Weisz & Santagata, LLP

Looking for VoIP Phone Systems in Orange County?

Shift Computer Services delivers modern, scalable VoIP phone systems that help your team communicate better and serve customers faster. Let us streamline your business phone setup today.

Book Your 15-Minute Discovery Call Today