HDL to mass adding data to Address Line 2

Summary:

Is there a HDL to mass adding data to Address Line 2 in Location Details table?

Content (please ensure you mask any confidential information):

 Is there a HDL to mass adding data to Address Line 2 in Location Details table? We would like to include our mail stop info on Address line 2 for over 300+ records. Thank you!

Version (include the version you are using, if applicable):

24B

Code Snippet (add any code snippets that support your topic, if applicable):