Let me help you sort this out, Innovativefloori.
You're unable to change the info to a US address if you're subscribed to the QuickBooks Online India version. You'll want to purchase the US version so you can add the accurate details.
Concerning your data, you can only export and import lists. Then, you'll have to enter the transactions manually.
If you have additional questions, please feel free to leave a comment below. We're available 24/7 to help you.
If your company is located in the US, you should use the QBO US version
You may have 2 options to migrate data between accounts:
1. Utilize a migration tool
2. Purchase a 3rd party migration service.