Indigo Customer Care Number (USA): How to Reach the Right “Indigo” — Card vs. Airline

“Indigo” can mean two very different companies depending on your context in the United States. Most U.S.-based requests are about the Indigo Platinum Mastercard (a U.S. credit card). Others are about IndiGo, the India-based airline. The fastest way to a solution is to confirm which one you need and use the official channel for that brand.

This guide explains how to reach customer care from the U.S. for both the Indigo Platinum Mastercard and IndiGo (the airline), with verified web links, practical calling tips, time-zone considerations, and what information to have ready. It also includes addresses for the card issuer and servicer to help with written correspondence or escalations.

First, confirm which “Indigo” you need

If you have a U.S. Indigo Platinum Mastercard, your customer care is handled domestically. The Indigo Platinum Mastercard is issued by Celtic Bank, Member FDIC, and serviced by a third-party card servicer (historically Genesis FS Card Services; more recently reflected under Concora Credit, Inc. on many statements). Your best customer-service number is the one printed on the back of your physical card or on your monthly statement.

If you are trying to reach IndiGo, the airline based in India (IATA: 6E), the official contact options are published on the airline’s website at goindigo.in. IndiGo does not operate U.S. flights as of 2025, and contact is typically through its international help center, web forms, and app chat. For airline issues (bookings, schedule changes, refunds, baggage), do not call the credit-card number; go to the airline’s official channels.

Indigo Platinum Mastercard (U.S.) — Customer Care

Primary customer care (United States): 1-866-946-9545. This line supports account questions, payments, disputes, and general servicing. For a lost or stolen card, call 1-888-260-4532 immediately; that number is typically available 24/7 to block the card and prevent fraudulent charges. If you already have an Indigo card, the most reliable number is printed on the back of your card—use that first because it’s tied to your specific product and servicing platform.

Official website: https://www.indigocard.com. Use the Sign In link for secure messages, online payments, and to locate contact details specific to your account. Servicing of Indigo accounts is performed on behalf of the issuer (Celtic Bank). Your monthly statement will show the current servicer name, a mailing address for payments or disputes, and the official customer-care phone number to use for your exact card program.

Issuer and servicing addresses (for written correspondence and regulatory identification):
– Celtic Bank (Issuer), 268 S. State Street, Suite 300, Salt Lake City, UT 84111. Main switchboard: (801) 363-6500. Note: this is the bank’s corporate line, not the day-to-day customer-service line for cardholders.
– Historical servicer headquarters (Genesis FS Card Services): 14600 N.W. Greenbrier Pkwy, Beaverton, OR 97006. Many Indigo statements show a payment or correspondence P.O. Box instead of a street address; always use the exact address shown on your current statement for payments and billing-error notices.

What to have ready (and how to get through faster)

Have your full card number, the last 4 digits of your SSN, mailing ZIP code, and your statement handy. If you are reporting fraud or a lost card, have an approximate last-known transaction date and any suspicious charge details ready. Calling from the phone number registered to your account can speed up identity verification.

Peak call times for credit-card servicing in the U.S. are typically late mornings and early afternoons Eastern Time (roughly 10:00 a.m.–4:00 p.m. ET). If your request is not urgent, try calling earlier in the morning or later in the evening on weekdays. For billing disputes under the Fair Credit Billing Act (FCBA), submit your dispute in writing to the address listed on your statement within 60 days of the first statement that showed the error; keep copies of everything you send.

IndiGo (Airline, India) — Contacting from the USA

Official airline website: https://www.goindigo.in. From the U.S., the airline directs customers to its online Help Center and country-specific contact pages (Support > Contact Us). Because phone coverage and numbers can change, the airline’s site and mobile app provide the most up-to-date options, including live chat, WhatsApp/chatbot, and web forms for refunds or special-service requests.

Time zone planning helps reduce hold time. India Standard Time (IST) is UTC+5:30. That’s typically 9.5 hours ahead of U.S. Eastern Time during Standard Time, and 9.5 or 10.5 hours during Daylight Saving shifts depending on the U.S. date. If you need to coordinate with an IndiGo team working India business hours (for ticketing or refunds), calling or chatting between 10:00 p.m. and 1:00 a.m. ET can align with their morning hours.

For flight disruptions on itineraries involving another carrier (code shares or separate tickets), contact the airline that issued your ticket first (shown as the “validating carrier” on your e-ticket receipt). If you purchased through an online travel agency, you may need to work through that agency’s support for reissues and refunds; IndiGo’s ability to modify third-party tickets can be limited.

When to choose phone vs. chat vs. web form (airline)

Use chat or the web form for routine requests such as name corrections under the airline’s policy, meal or seat preferences, or refund requests where you can upload documents (proof of double charge, medical certificates, etc.). These channels provide a written trail and often avoid hold times.

Use a phone line (from the airline’s official contact page) for same-day travel changes, no-show assistance, or when a schedule change prevents you from flying as planned and you need immediate re-accommodation. Keep your booking reference (PNR), passenger names exactly as ticketed, and payment proof at hand.

Quick reference and safety check

• Indigo Platinum Mastercard (U.S.) customer care: 1-866-946-9545; lost/stolen: 1-888-260-4532. Official site: https://www.indigocard.com. Issuer: Celtic Bank, 268 S. State St., Suite 300, Salt Lake City, UT 84111; main: (801) 363-6500.
• IndiGo (Airline) official site: https://www.goindigo.in. For the latest country-specific phone numbers, go to Support > Contact Us on the site or use the IndiGo mobile app for live chat and service requests.
• If you need to escalate a U.S. credit-card complaint, you can file with the Consumer Financial Protection Bureau (CFPB) at https://www.consumerfinance.gov/complaint/ or by phone at 855-411-2372; keep dates, names, and case numbers from your prior calls.
• Security check: Only call numbers listed on the back of your card, your current statement, or the official domains above. Beware of ads or search results showing “Indigo” numbers on unfamiliar domains; legitimate agents will never ask for your full SSN over email or request remote access to your device.

Practical tips to resolve issues in one call

Prepare a concise summary before you call: the problem, the exact date/amount involved, and your desired resolution (for example, “reverse a $38 late fee posted on 2025-07-15 due to USPS delay” or “rebook to 6E123 on 2025-10-03 after schedule change”). Clear requests speed up approvals and minimize transfers between departments.

Ask for a case or reference number at the end of the call and note the agent’s first name, time, and any promised actions or credits. If you are given a timeframe (for example, “7–10 business days”), set a reminder. For airline refunds and credit-card disputes, keep PDFs of confirmations and screenshots of chat transcripts; this documentation is valuable if you need to escalate.