Thank you for your question to the State Department web site regarding
a birth certificate. If you were born a US citizen in a US state, please see:
CDC Vital Statistics - Birth Certificates (click the letter for your U.S. birth state)
http://www.cdc.gov/nchs/howto/w2w/w2welcom.htm
If you were born a US citizen outside the US, please see:
http://travel.state.gov/consular_records.html
and you may also wish to contact:
U.S. Department of State
Passport Correspondence Office
1111 Nineteenth St., NW, Suite 510
Washington, D.C. 20524
Telephone: (202) 955-0307
If you were born the citizen of another country, you may need
to contact a consular officer at one of that country's
foreign embassies or consulates. For embassy links, see:
./ercdesk/embassyFARQ.html