Credit Cards
A credit card authorizes the legitimate holder to make cashless payments at contracting companies,
with accounts settled by the card issuer bank.

American Express
π§ Email: β π Phone: 1-800-528-4800 (US)

Dina Card
π§ Email: dinacard@nbs.rs π Phone: β

Discover
π§ Email: emailwatch@discover.com π Phone: 1-800-347-2683 (US)

JCB
π§ Email: β π Phone: 213-629-8111 (US) π Fax: 213-629-3745 (US)

Maestro (owned by MasterCard)
π§ Email: β π Phone: 0800-96-4767 (UK)

MasterCard
π§ Email: β π Phone: 1-636-722-7111 (US)

UnionPay
π§ Email: web@unionpayintl.com π Phone: +86-21-20265666 (China) π Fax: +86-21-20265959 (China)

Visa
π§ Email: AskVisaUSA@visa.com π Phone: (800) 847-2911 (US)

WireCard
π§ Email: contact@wirecard.com π Phone: +49 (0)89 4424-1400 (DE) π Fax: +49 (0)89 4424-1500 (DE)
β Verified: This entry was personally compiled and reviewed by Milan Ignjatovic using primary sources.
Founder & Sole Curator, Bankinfobook | Master Manager of ICT Β· Graduated Economist
Last Data Review: October 2, 2025
