Note, offer valid through March 31, 2017. Device and carrier selection may vary by location (T-Mobile carries does qualify).
Editor's Notes & Price Research
Carrier offer vary by device installment or contract agreement selection (new or existing/upgrade). Offer requires device installment plan w/ carrier. All Costco Cards via online rebate submission within 30 days of purchase receipt date. Allow up to 14 weeks for processing. Refer to the forum thread for all additional info - Discombobulated
This deal is for New or existing customer for any Plan.