Our services
VoIP Solutions Built for the Washington DC Metro Area
From a single office line to a full enterprise communications platform, Vanguard Voice Solutions has the right fit for your business — with local support every step of the way.
Hosted PBX
A Full Phone System — Without the Hardware Headaches
Our Hosted PBX solution gives your business all the power of a traditional Private Branch Exchange, hosted entirely in the cloud. No expensive on-site equipment to buy, maintain, or replace — just a fully managed system that works from day one.
- Unlimited extensions for every employee
- Voicemail-to-email delivery
- Auto-attendant and IVR menus
- Call forwarding, transfer, and hold music
- Mobile app so staff can work from anywhere
- Scales instantly as your team grows
Ideal for: Small and medium businesses looking to replace aging phone systems without capital investment.
Hosted PBX
A Full Phone System — Without the Hardware Headaches
SIP Trunking
Cut Your Phone Bill. Keep Your Existing System.
Already have a PBX on-site? SIP Trunking connects it to the public telephone network over your internet connection — replacing costly traditional phone lines with a flexible, cost-effective alternative that can save businesses up to 60% on monthly phone costs.
- Significant savings over traditional PSTN lines
- Keep your existing PBX hardware
- Scale channels up or down on demand
- Local, toll-free, and international numbers
- Redundant failover for business continuity
- No long-term contracts required
Ideal for: Businesses with an existing PBX investment who want to reduce telecom costs immediately.
SIP Trunking
Cut Your Phone Bill. Keep Your Existing System.
Unified Communications
Voice, Video, and Messaging — All in One Platform
Unified Communications (UC) brings together your phone calls, video meetings, instant messaging, and file sharing into a single integrated platform. Your team communicates more efficiently whether they're at their desk, working from home, or on the road.
- Single app for calls, chat, and video
- Presence indicators — see who's available
- Screen sharing and collaboration tools
- CRM and business app integrations
- Works on desktop, mobile, and desk phones
- Reduces reliance on multiple subscriptions
Ideal for: Teams with remote or hybrid workers who need seamless communication across locations.
Unified Communications
Voice, Video, and Messaging — All in One Platform
Cloud Phone Systems
Modern Business Phones, Hosted in the Cloud
Our cloud phone systems deliver enterprise-grade calling features with zero on-site infrastructure. Automatic software updates, built-in redundancy, and 99.9% uptime mean your phones just work — so you can focus on running your business.
- No servers or on-site hardware required
- Automatic updates and feature additions
- 99.9% uptime SLA with redundant infrastructure
- Add or remove users in minutes
- Disaster recovery built in
- Predictable monthly per-seat pricing
Ideal for: Growing businesses that want enterprise features without enterprise complexity or cost.
Cloud Phone Systems
Modern Business Phones, Hosted in the Cloud
Video Conferencing
HD Video Meetings Integrated Into Your Phone System
Stop juggling separate video apps and subscriptions. Our integrated video conferencing solution is built directly into your business phone system — so scheduling a meeting, joining a call, or escalating a phone call to video is seamless and instant.
- HD 1080p video quality
- One-click meeting join from any device
- Screen sharing and virtual whiteboard
- Meeting recording and playback
- Up to 100 participants per meeting
- No separate app subscriptions needed
Ideal for: Businesses that hold regular client meetings, team standups, or remote training sessions.
Video Conferencing
HD Video Meetings Integrated Into Your Phone System
Auto-Attendant & Call Routing
Never Miss an Important Call Again
Make a professional first impression every time with a customized auto-attendant that greets callers and routes them intelligently. Set up business hours, after-hours messages, department menus, and overflow routing — all without touching a phone.
- Custom greeting messages by time of day
- Multi-level IVR menus for departments
- After-hours and holiday routing
- Overflow to voicemail or mobile
- Call queue management
- Real-time call flow reporting
Ideal for: Any business that receives inbound calls and wants to route them professionally and efficiently.
Auto-Attendant & Call Routing
Never Miss an Important Call Again
Not Sure Which Service Is Right for You?
Our team will assess your current setup and recommend the best solution — no jargon, no pressure, no obligation.