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Frequently Asked Questions

FAQ OpenCNAM Basics

Authoritative CNAM databases are populated by phone carriers, so if a carrier doesn’t publish calling name data for one of its subscriber's phone numbers to one of the CNAM databases, it won’t be available to any standard Caller ID subscriber, ...


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For applications where you do not want to expose your SID and Authorization Token, OpenCNAMsupports IP Authentication. IP Authentication allows whitelisted static IP addresses to launch queries and bypass the need to include SID and Authorization ...


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Detailed Reports provide customers the time and day for each query OpenCNAM has processed for their account. These reports contain the IP address that launched the query and the cost associated with that query. These reports are available for download ...


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OpenCNAM allows customers to customize the response formats by using Advanced Service Options from within the customer control panel or by inserting a query string parameter. To change these settings in the customer control panel, go to the Delivery ...


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We provide an option in the customer control panel under delivery settings to configure the output to display in either ALL CAPS or Title Case. You can find more information about this Advanced Service Option in the OpenCNAM documentation. If you have ...


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