How do I correct my tax identification number (EIN, SSN, TIN)? February 16, 2023 16:23 Updated Contact MySBA Support at 1-833-572-0502. Related articles Hardship Accommodation Plan (HAP) Tax Forms I don't see my SBA loan in the MySBA Loan Portal, now what? How can I update my name on my loan? Why is my principal balance not decreasing when I make a payment?