We looked into all the features that matter most when it comes to small business phone systems, including Voice over Internet Protocol (VoIP) technology, which all the companies on our list offer.

Why settle for an ancient, analog PBX? The best voice over IP (VoIP) services we've tested deliver enterprise-grade phone system features for a small-business-friendly price.

In the United States, the shift away from copper landlines will most likely impact people over age 65 and small business owners ... “Traditional landline telephone service is the most ...