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This article provides a number of methods to identify Jira issue IDs in the Jira Cloud.

CSV

Exporting all issues to CSV exposes the Jira issue ID:

1. Navigate to Filters > Advanced Issue Search
2. Using either Basic Search or JQL search for the issue(s) that you are looking for the ID of
3. Click Export at the top of the screen on the right side
4. Select Export Excel CSV (all fields)
5. The issue ID will be contained in the issue id column in the generated CSV file.

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REST API

In this method, it is possible to check only one Jira Issue Id at a time:

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