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Business Phone Service Provider and Telecom Company in Fairfax, VA

Professional Phone Service and System Installation and Configuration

Telecommunications products and services including IP phones, conference room phone, video conferencing services, cordless SIP phones.

Are you ready to upgrade your analog phone lines to business VoIP phone service? Do you need help finding the best VoIP/Hosted PBX/SIP Trunking solution for your Fairfax or Northern Virginia business?  Do you need a new phone system?  Would you like to provide security for your organization with an ACC surveillance camera system? Perhaps you are moving in the near future and need telecom moving tips?  Is your business growing and increasing users?  Are you interested in upgrades and new advanced features? Have you experienced international call hacking?  Or maybe you need an intercom and paging system, or door access control?  Whatever your needs may be, ACC Telecom has the RIGHT solution for you and your business.

Providing services to Fairfax, VA and surrounding MD, DC, VA, and PA areas for four decades, ACC Telecom is centrally located in Columbia, MD.  Family-owned and operated, our team is committed to providing your business with the latest, award-winning equipment while designing the most effective solution for you.  We will help you expertly manage that solution so your business rise to the top.

Please contact us today at 703-281-3400 to find out why 55% of current businesses use SIP Trunk VoIP solutions for their voice needs, or to learn more about any of our voice and data solutions.


Our Specialties Include:

Business Phone Systems

  • ACCloud, 3CX, ESI
  • Hosted PBX
  • IP PBX Servers
  • Virtual Servers
  • Digital PBX
  • Cloud Server Configuration

Phone Service


  • IP Security Camera System
  • Security Camera Installation
  • SD WAN security
  • Network firewall security
  • Cybersecurity & website content filtering


  • Telecom Support & Service
  • On-site PBX support & telephone system repair
  • Authorized Toshiba phone system sales and support dealer
  • Authorized ESI phone system sales and support dealer
  • Authorized 3CX phone system sales and support dealer
  • Certified VoIP / SIP Trunk sales and support
  • Free Helpdesk Support for Customers

PBX Applications

  • Business Call Recording
  • Business SMS
  • Call Center software
  • Call Accounting software
  • Conference Call Services
  • ACD (Advanced Call Distribution)
  • Web Conferencing Solutions
  • Video Conferencing / Web Meeting
  • IVR (Interactive Voice Response)
  • Auto Attendant / Virtual Receptionist
  • Voicemail, Voicemail to email, Voicemail Transcription
  • Call Manager
  • Click to Call
  • Unified Communications
  • Enterprise Mobility Applications (EMAs) / Mobile APP Clients
  • Softphones / Soft PBX
  • Internal Chat
  • Line appearance / Presence
  • QoS Monitoring
  • Telehealth Solutions


PA Systems


  • Wireless & Mobility Apps
  • Conference Room Setup
  • Conference Call Services
  • Secure Communications
  • Door Access Control Systems
  • Headsets


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Contact us today to schedule your free telecommunications consultation.

Your Partner in building a future of communications for your business.