Please notify Stephens Production Company promptly of any change in your mailing address. This notice must be in writing with your signature or the signature of your appointed agent. In addition, each party listed on the check will need to sign the address change and it must be dated. Please include the owner number, old address and new address, including zip code. For your protection, address changes will not be accepted by telephone. Mail changes to our Owner Relations, Royalty/Division Order Department.