PhoneMondo - CallerID and Click2Call is the solution for telephony and call centers. It lets you:

Connect calls to your CRM system: It’s often a hassle to look up information about the caller or the caller’s data. But with PhoneMondo, you can manage who calls you and get to know the caller’s name, contact info, history, etc. in the CRM system

Prevent spam calls: You can easily block calls and send them to voicemail. Plus, you can view your own phonebook to see if you already have the number.

Set a time limit: When you’re looking for the caller’s data, you can set a time limit to decide whether to pick up the call or not.