ZECCO's non-DTC list https://www.zecco.com/forms/known-non-dtc-eligible-list/downloadform.aspx?utm_campaign=20110819%20PennyA&utm_medium=email&utm_source=Eloqua&elq=f0bbe5673f544a73924837006f4f6e1a&elqCampaignId=91