Grasshopper, eVoice, VirtualPBX and Vonage offer virtual phone numbers. Each company offers a variety of features associated with their virtual phone line services. Toll-free, 800, vanity, 844 and local numbers are all offered through these companies.
Grasshopper allows customers to keep an existing phone number, create multiple extensions, forward calls to mobile phones and transcribe voicemail messages and does not require any additional hardware. EVoice provides a system that answers, routes and manages business calls. VirtualPBX can provide local numbers in over 4,000 cities in the United States and over 40 locations in other countries. Vonage focuses on the ability to call long-distance friends and family for the cost of a local call.