After you file

Once the IRS has released your funds, you can log in to your temporary account at SBTPG to see the status of your funds.

To log in, choose the taxpayer portal at:
<a rel="nofollow" target="_blank" href="https://www.sbtpg.com/">https://www.sbtpg.com/</a>

SBTPG has a phone contact page at the following link. It also shows their business hours.  Even when they are closed, you may be able to get automated info, or you can log in as above.
<a rel="nofollow" target="_blank" href="https://help.sbtpg.com/hc/en-us/articles/230084587-Contact-Information">https://help.sbtpg.com/hc/en...>