How do I find my employers EAN

 EIN stands for Employer Identification Number. It'll be in Box b of your W2. It will say Employer's FED ID number

See the answer provided by Samial to fix EIN:

https://ttlc.intuit.com/community/after-you-file/discussion/yes-ots-saying-my-ein-number-is-wrong-on-my-turbo-tax-but-on-my-w2-is-different-how-can-i-fix-this/01/735500#M144524

Need my employer account number and federal employer identification  number

You will find your employer's Employers Identification on Form W-2 in Box b Employer identification number (EIN) number.  On Form 1099-MISC it is shown in the box PAYER’S TIN

I have my EIN   

I need the EAN account number for payroll, how and where do I find this

Contact your payroll department they will be able to provide you with the EIN.