Numbers
Number Pools
Number pools use dynamic number insertion (DNI) to show the right tracking number per visit, recycle numbers after calls, and map URL tags - so you can attribute pay-per-call without a static number per campaign.
How to Route Calls to a SIP Address
This article explains how to route calls in Retreaver using SIP instead of phone numbers, covering both outbound and inbound configurations. It outlines authentication options, setup requirements, and the SIP headers automatically included with SIP-based call routing.
Local and Toll-Free Phone Numbers
Retreaver supports US toll-free numbers and local numbers across most US states and territories.
Number Caps
How to set up granule number caps using the Business Hours feature
Click-to-Call: Programmatic Call Initiation
Using Click-to-Call web visitors may initiate calls from your web page with just the click of a button.
How to Test a Call Tracking Campaign
Before sending Numbers out into the wild to track all your calls, it's good practice to test your campaigns and routing configurations. Retreaver provides a number of mechanisms for testing your campa...
How to Block Callers
Should you find yourself receiving calls from unwanted callers, telemarketers or politicians. Retreaver can help you permanently block them from getting through....
How to Display Dynamic Tracking Numbers on your Landing Page
Retreaver can dynamically display tracking numbers on your landing pages, this process is called Dynamic Number Insertion, or DNI for short. This involves adding a single script to the <he...
How to Use Dynamic Caller ID Obfuscation
When an offer has a time-based conversion criteria, some less-than-honorable buyers may be tempted to copy down the Caller ID and call them back to initiate a deal before the conversion timer is rea...