If you choose to (or are required to) file your return by mail, you must mail the return to the IRS center according to the Form you are filing and the State in which you live.
Please use the link below for the IRS website and select your state from the list provided. You will then use the chart to find the Form you are filing and the address to mail based on whether you are receiving a refund or you are enclosing a payment with your return.
*Note: If you are filing your state return(s) by mail, you must mail each state return to the appropriate state taxing authority. Do Not mail your state return(s) with your Federal return to the designated IRS processing center. For the appropriate mailing address to send your state return, please visit the following Knowledgebase Article.