I'll ensure you get this problem with Philadelphia City wage taxes by routing you in the right direction for support, @mtic.
Since the issue persists that QuickBooks Online (QBO) is still unable to automate those federal states except Philadelphia, I suggest contacting our Payroll Support Team for the most accurate information regarding the automation of Philadelphia City wage taxes in QBO.
Here are the steps to connect with us:
Ensure to reach out to them during their available hours when contacting our support so they can address your concerns promptly.
For future reference, we also have a variety of reports you can pull up in QuickBooks Online Payroll in case you need help checking up on your employee's data and other payroll-related concerns: Run payroll reports.
If you have other concerns besides 1099, keep us posted. The Community team will be here to help you once more.