figure out state and local
Transcripts from the IRS do not include any type of state or local income or taxes withheld.
If you cannot obtain the W-2 from your employer, then for a fee you can get a complete copy of a W-2 from the Social Security Administration - https://faq.ssa.gov/en-us/Topic/article/KA-02501
You need good records to itemize, and to have on hand if you are challenged by one of the 57,000 new IRS employees.