How do i contact nex customer service? NEX is committed to delivering quality service, especially when you need support. Just e-mail, write or call NEX Customer Service at 1-888-SHIP-NEX (1-888-477-7736) Better yet, find the answers to frequently asked questions (FAQs) right here online.Where is the nex office located? Address: 23 Serangoon Central Singapore 556083 Tel: 64166366 Email: [email protected] Opening Hours: Mon - Sun 10.30 AM - 10.30 PM Contact Form SubjectShop / Kiosk RentalEvent / Roadshow SpaceAdvertising SpaceJob OpportunitiesFeedbackWhat is the telephone number for nexscard customer service? telephone number is (800) 221-6504or the toll-free telephone number on the back of your Card. In this Agreement, “Card” means the NexsCardPrepaid Visa Card issued to you by the Bank, including any Secondary Card(s) youHow do i ship my order to a nex store? During checkout (Shipping), select Ship to Store as your shipping option and select a store you would like to pick it up at. When you come to your NEX Customer Service center to pick up your order, present your DOD ID and your order confirmation email to the NEX associate.