VaxVoIP SIP Desktop SDK provides tools and components to quickly add SIP (Session Initiation Protocol) based webphone, softphone and IVR systems for Desktop OS and Mobile-Phones.
You can see if an unlisted phone number, cell phone number, is listed in our directory. You can input the phone number and our system will tell you where it is located geographically and the carrier, for free.
Phone Spy Software is a stealth app which allows you to secretly record all activities of your smart phone. Phone Spy Software allows you to listen to actual phone calls and record every SMS and log every call. See more: www.phonespysoftware.com
Look up reverse phone numbers
One thing that you can do is to ignore the calls. Once you see that the number is not registered in your caller id, you can just leave the phone ringing until the caller gets tired of waiting for someone to pick it up.
RingCentral Toll Free Number, telephone and fax via Internet software and service for professionals and small businesses. This software solution provides a toll free or local phone number and advanced features not found in traditional phone systems.
Integrate computer with telephony quickly and easily. Develop and run IVR applications on your Windows PC. IVR software development should not be difficult! CT Developer Studio helps you develop and host automated call handling systems.