Is your company large enough that the employer or payroll department posts them on a website where employees can download them to print out? Check with your employer/payroll office to see if they provide this service.
If your employer is an import partner with TurboTax, you *might* be able to import it before you get it in the mail. However, in many cases, you will need a code or other information from the actual W-2 to use for verification to import. See this FAQ:
FAQ:
Will I be able to import my W-2 before I get it in the mail?
https://ttlc.intuit.com/replies/4234304
