--- title: "Instance Number" slug: "instance-number" updated: 2026-08-10T20:22:13Z published: 2026-08-10T20:22:13Z canonical: "help.idibilling.com/instance-number" --- > ## Documentation Index > Fetch the complete documentation index at: https://help.idibilling.com/llms.txt > Use this file to discover all available pages before exploring further. # Instance Number The Instance Number is the usage record created from a single UDR. It is used to differentiate the usage records.