Services Include: Live Telephone Answering Bilingual Operators and Services Call Management Cutting Edge Technology Quality Control Voicemail Services DMD provides reliable..., friendly, and efficient customer service while improving the bottom line of your business. Call us at 602-266-2557 for a free, customized quote. Need Telephone Answering Services? DMD... has your needs answered. DMD is a leading provider of fast, accurate and personalized telephone answering services in Phoenix, Arizona. Since 1980, we have specialized in call...