To find out where your refund is, track your refund at the IRS Where's My Refund? site. You'll need your Social Security number or ITIN, filing status, and the exact amount of your refund to check your status.
To get help contacting the IRS by phone,
Please see this Turbotax FAQ for more information, https://ttlc.intuit.com/community/refund-status/help/what-if-my-irs-refund-is-taking-longer-than-21-days/00/26080