Tri-state's Largest Contract Dealer of Panasonic Business Communications Systems. Providing Service for 28 years.DLM Communications provides telephone systems and other telecommunications solutions for all types of small to medium sized businesses in the tri-state area. Whether you desire a simple two-line phone system for your start-up company or a sophisticated phone and voice mail system for several hundred employees, DLM offers equipment, service and expertise to meet your business's needs. At DLM, our goal is to provide telephone systems within the scope of an entire telecommunications solution. To that end, we consult with our clients about additional telecom needs, including dial tone provider as well as data and internet services, and we assist our clients in working with partner vendors who can provide any additional services they might require.