form 3911 is initiated by the IRS in response to a refund inquiry. try this
In most cases, you should get a letter in the mail if there is an issue with your taxes.
try calling this number: 800-829-1954. but the IRS is so messed up with the second stimulus and paper returns don't be surprised if you don't get thru
the only other number is the general number 800-829-1040
First choose your language.
Then 2
Then 1
Then 3
Then 2
When asked for SSN do nothing it will ask twice
Then 2
Then 4
You should then be transferred to an agent, but there is likely to be a long wait or disconnect.
