Form 2555 is part of Form 1040. You will file both to report your income and claim the foreign income exclusion.
You can e-file a tax return that includes Form 2555 through TurboTax. If you have received a message that you cannot e-file, it is for a different reason.
If you can't determine the reason and need to file by mail, here is the address:
If you are not enclosing a payment
Department of the Treasury
Internal Revenue Service
Austin, TX 73301-0215
USA
If you are enclosing a payment
Internal Revenue Service
P.O. Box 1303
Charlotte, NC 28201-1303
USA