Request a Quote Top VoIP Business Phone Service “No other provider was ever as responsive as Callifi. Using Callifi for VoIP Phone Service is one of the best decisions our business has made.” -Director of Operations Name Company Email Phone Number Message Send Headquarters Contact Info 16 East 40th Street, New York, NY 10016 (888) 492-2554 get@callifi.com Office Hours Monday to Friday: 8:30am – 5pm Saturday: Closed Sunday: Closed Emergency Phone Repair New York, NY: (212) 423-1234 New Jersey: (201) 885-4373 Connecticut: (203) 599-4048 Hudson Valley: (845)445-6080 Westchester: (914) 214-4660 Read about Callifi in the press and from our customers. It's an exciting time to join the new standard in VoIP. Testimonials Press