Customer Support

Upgrades & Accessories

Maryland Telephone has access to hundreds of upgrades and accessories that can enhance your communications, such as headsets, speaker phones, power protection and products for audio or video conferencing...just to name a few. And new features are being introduced constantly. If there's something you're looking for, please contact us and we'll help you find an affordable solution.

Authorized Verizon Agent

Work one-on-one with our dedicated Verizon agent to determine the best solution for your business. We offer cost-effective results that help you save money and stay connected to your customers.

Inter-Tel

As a Platinum Inter-Tel dealer, we have access to the complete line of accessories and upgrades for Inter-Tel products and services.