Do I send form 843 with my tax 1040A or mailing separated to IRS, Atlanta, Ga 39901-0015 ?

Form 843 and need documents are not sent with your tax return. Wait for at least one month after you have sent your tax return. Your U.S. Tax Return: Social Security and Medicare (FICA) Taxes for Non-resident Exempt Individual (http://taxipay.blogspot.com/2008/03/non-resident-exempt-individual-social.html)