Hello please I need the address of where to sed my IL tax return

Go to this IRS website for the federal tax return mailing address, by state, with and without a tax payment - https://www.irs.gov/filing/where-to-file-paper-tax-returns-with-or-without-a-payment

Mailing your Illinois income tax return: 

If no payment is enclosed, mail your return to: 

ILLINOIS DEPARTMENT OF REVENUE 

PO BOX 19041 

SPRINGFIELD IL 62794-9041 

If a payment is enclosed, mail your return to: 

ILLINOIS DEPARTMENT OF REVENUE 

PO BOX 19027 

SPRINGFIELD IL 62794-9027 

From IL-1040 Instructions

If no payment is enclosed, mail your return to:

ILLINOIS DEPARTMENT OF REVENUE
PO BOX 19041
SPRINGFIELD IL 62794-9041

If a payment is enclosed, mail your return to:

ILLINOIS DEPARTMENT OF REVENUE
PO BOX 19027
SPRINGFIELD IL 62794-902