Occasionally Accounting Seed or other Salesforce application providers may ask you for you "org ID" to update your license or install other applications. Your Salesforce.com Organization ID is a unique string of alpha-numeric characters used by Salesforce to identify your instance.
Summary of Steps:
- Click Setup to navigate to the Froce.com Home page
- Under the Administer left navigation section, expand Company Profile, and Click Company Information
- Your Salesforce.com Organization ID will be located on this screen