You might want to print this out and take it with you to the Verizon kiosk at Costco.
http://www.costco.com/Service/FeaturePage.aspx?ProductNo=11467120
It doesn't say exchange. It clearly says:
Costco will accept returns within
90 days from the date of purchase for the following items:
• Cellular Phones
http://www.costco.com/Service/FeaturePage.aspx?ProductNo=11467120
It doesn't say exchange. It clearly says:
Costco will accept returns within
90 days from the date of purchase for the following items:
• Cellular Phones