The average cost of tuition and fees based on 12 hours per semester enrollment for undergraduate students and nine hours for graduate students (fall or spring), or nine hours of enrollment for undergraduate students and three hours for graduate students (summer).
The phone number for Citibank Costco Visa Credit Card is 1-866-241-8684 for consumer card, and 1-866-242-2926 for the business card. The Citibank Costco Visa phone number is opened 24 hours a day. You can also manage the Citibank Costco Visa Credit Card online at citicards.com. Citibank Costco Visa credit card replaced the American Express Costco card in June 2016. After June 20, 2016, you can not use American Express Costco card anymore.
Below is a list of toll free 800 numbers for Costco. Customer Service: 1-800-955-2292. Thank you for calling Costco.com. To hear the status of your Costco.com online order press 1, For shipping timeframes press 2, To cancel, change or return your order press 3.