Mont. Code Ann. § 37-7-706

Every out-of-state mail order pharmacy shall provide a toll-free telephone service, available at least 6 days a week and for 40 hours a week, to facilitate communication as may be required under this part, between patients in this state and a pharmacist who has access to the patients' records at the out-of-state mail order pharmacy. The toll-free telephone number must be affixed to all drug product containers dispensed to patients in this state.