May 13, 1863, Savannah Republican (Georgia)
We would state, for the information of persons who may write to friends abroad, or in the enemy’s lines, that no flags of truce are now allowed on the Georgia or Carolina coast, and all letters should be addressed via Petersburg, Va., and flag of truce to City Point, and a three cent piece inclosed to pay the United States postage. Letters that have been sent to this office up to the present time have been forwarded to their destination.