Phone Power

Pros -  With 45 features, you're sure to have all the essential telephone options you'd expect to find in a VoIP service.   Cons -  Phone Power doesn't have unlimited calling or unlimited extensions. Additionally, it lacks some of the advanced features that some of our top-ranked services offer.  The Verdict -  6.7/10This service has some limits on talk time and usage. It doesn't...

Nextiva

Pros -  This no-contract, no-activation-fee business VoIP service is flexible to work with. It has three server locations and a fully redundant network.  Cons -   If you need more than 10 extensions, there's an additional fee. This company doesn't give a service level agreement. The Verdict -  7.38/10If you don't mind paying extra to have a call queue and you want a...

Vocalocity

Pros -  Vocalocity doesn't require you to sign a contract. It provides Microsoft Outlook and LinkedIn integration to make it easier for you to contact your clients and associates.  Cons -  This company doesn't provide a service level agreement that guarantees how reliable its service will be. It also only has a basic queuing feature that unevenly distributes the incoming-call load disproportionately to...