015-1 Wyo. Code R. § 1-7
(a) All applications, petitions, complaints, protests and other written communication shall be addressed to the Division Director, Division of Victim Services, 2301 Central Ave. Barrett Building, 4th Floor, Cheyenne, Wyoming 82002;
(b) All applications, petitions, complaints, protests and other written communications shall be deemed to be received on the date they are actually delivered to the Director as documented by the stamped received date in the division; and
(c) Official notices required by law or by these rules to be served shall be served in person or by certified mail return receipt requested addressed to the last known address of the addressee. Service is deemed complete when return receipt is received by the Division signed by the addressee or his/her agent and dated with the date of delivery.
015-1 Wyo. Code R. § 1-7