What type of phone number is needed for DocuWalk?

Using mobile, landline, and VoIP numbers with DocuWalk

To sign up and use DocuWalk, you must use a mobile number that can receive text message (SMS) notifications. Most mobile numbers, domestically in the United States and internationally work with DocuWalk. Other types of phone numbers (i.e. landline, VoIP) do not work and cannot be used with DocuWalk.

Mobile Numbers - YES (must be able to receive SMS text messages)

Landline Numbers - NO

VoIP (Voice over IP) Numbers - NO