Business Phone Services in Suffolk & Nassau County

Phone Systems You Can Rely on for the Job

At TDLI Communications Corp., we are committed to the needs of local homes and businesses throughout Long Island. If you need a dependable phone system to serve you well for many years, choose our premier options! We are a Certified Optimum Rep and are low voltage licensed and insured in Suffolk County.

Business phone services in Suffolk & Nassau County


Our services include the following:

  • Business phone installation: Properly functioning phone systems are absolutely essential for maintaining order and ease of communication. Enhance your business’ productivity with our quality phone systems.
  • Residential phone installation: If your home phone system is giving you trouble, do not delay to get the issue dealt with. We provide swift, reliable solutions so you can continue on with business as usual!
  • Phone system repair: Our repair team is exactly who you need to handle all problems that may arise with your existing phone system. We understand how to get to the root of the issue, no matter how difficult it may seem.
  • Office moves: Moving your office location? We take the hassle and stress out of the moving process! Our methods ensure your system functions in the new location as smoothly and efficiently as in your prior location.
  • A/V / alarm / I.T. installation partner: We help you keep up with all the advances and changes in phone technology, to choose the particular system that is right for you and your clients.
  • Custom message on hold & voicemail greetings: Whether you need professionally narrated messages, a particular musical background, or customized greetings, we will help you set up the system that best assists you in effectively reaching your customers.

TDLI Communications Corp. has all aspects covered, from planning, design, installation, and maintenance. Whether you are looking to improve your existing system or install an entirely new system, we are here for you in every step of the process. To get in contact with our outstanding technicians, call us at (631) 913-0226.

Why Choose Us?

  • 0% Financing
  • Free Estimates
  • Certified Optimum Rep
  • 24 Hour Emergency Service
  • Over 20 Years of Experience!
  • Full Repair & Refurbish On Site
  • Suffolk County Low Voltage Licensed & Insured
  • Support for Older Systems As Well As Latest Technology