If you need help with a Klarna payment, refund, return, late payment, disputed order, account login, suspicious charge, Klarna Card issue, or buy now, pay later purchase, start with the correct Klarna support route. Klarna issues can involve your account, merchant order, payment method, installment plan, return tracking, and private financial information, so contact Klarna directly and avoid posting personal account details online.
Klarna Customer Service Phone Number and Support
Klarna lists its U.S. customer service phone number as 1-888-518-2771. Klarna also offers 24/7 chat support through the Klarna app and help through its online support center.
- Klarna customer service phone number: 1-888-518-2771
- Support availability: 24/7 phone and chat support
- Help Center: Klarna Customer Service
- Contact page: Klarna Contact
- Complaints: Klarna Complaints
- Buyer Protection: Klarna Buyer Protection
- Report phishing: Klarna Phishing and Scam Report Form
- U.S. mailing address: Klarna Inc., 800 N. High St., Ste. 400, Columbus, OH 43215
- Global headquarters: Klarna Bank AB (publ), Sveavägen 46, SE-111 34 Stockholm, Sweden
The older Klarna number 1-844-552-7621 should not be used as the primary number unless Klarna lists it again on an official U.S. support page. Klarna’s current U.S. support page points customers to 1-888-518-2771 and app-based chat support.
Choose the Correct Support Route
Klarna support depends on whether your issue involves a payment, return, refund, merchant order, account security, Klarna Card, or complaint.
- Payment question: Open the Klarna app, go to Payments, select the purchase, and review payment dates, payment method, and installment details.
- Refund or return: Report the return in the Klarna app and contact the store directly about the returned item.
- Order not received: Report a problem with the purchase through Klarna and contact the merchant for delivery proof or order status.
- Incorrect item or merchant problem: Use Klarna’s Report a Problem option and keep order screenshots, emails, and return tracking.
- Late payment or missed payment: Review the payment plan in the Klarna app and contact Klarna if you cannot pay on time.
- Unauthorized purchase or identity theft concern: Report the purchase in the Klarna app and contact Klarna customer service immediately.
- Suspicious email, text, or website: Do not click links. Use Klarna’s phishing report form and contact Klarna through the official app or website.
- Merchant support: Businesses should use Klarna’s merchant support route instead of consumer support.
What to Have Ready Before Contacting Klarna
Having the right details ready can help Klarna locate your account, payment plan, or dispute faster.
- Your Klarna account email address or phone number
- The merchant or store name
- Order number from the merchant
- Klarna purchase or payment plan details
- Payment date, amount, and payment method
- Return tracking number and return receipt, if applicable
- Refund confirmation from the merchant, if available
- Screenshots of errors, order status, payment status, or messages
- Case number from any prior Klarna contact
- Details about suspicious emails, texts, websites, or account activity
Do not post your Klarna account login, one-time code, full card number, bank account details, payment plan screenshots, home address, phone number, or identity information in public reviews.
Common Reasons Customers Contact Klarna
- Payment due date questions
- Pay in 4 installment issues
- Late payment or missed payment concerns
- Refunds after a return
- Returned items not credited
- Order not received
- Incorrect or damaged item disputes
- Unauthorized purchases or suspected identity theft
- Account login or phone-number verification problems
- Updating a payment method
- Klarna Card questions
- Purchase not approved by Klarna
- Complaints about merchant communication or order status
- Suspicious Klarna texts, emails, websites, or calls
Klarna Payments, Due Dates, and Late Fees
If you have a payment question, open the Klarna app and review the purchase in the Payments section. Klarna payment plans may include different due dates, automatic payment attempts, payment reminders, and possible late fees depending on the product and the payment status.
Klarna says late fees may apply if a payment is not collected after multiple attempts. If you cannot pay on time, review the available options in the app and contact Klarna before the issue becomes more serious. Keep screenshots of payment attempts, reminders, and any payment confirmation.
Refunds, Returns, and Merchant Issues
If you returned an item purchased with Klarna, report the return in the Klarna app or web portal. Klarna says reporting a return can pause payments while the store processes the return and updates the invoice or payment plan.
For returns, keep the return tracking number, drop-off receipt, merchant return authorization, email confirmations, and refund status. The store usually needs to process the return before Klarna can update the payment plan or refund status.
Order Not Received, Incorrect Items, and Buyer Protection
If you did not receive an order, received the wrong item, or the store has not acknowledged your return, use Klarna’s Report a Problem option. Klarna’s Buyer Protection information says users can log in to the Klarna app or web portal, locate the purchase, and report the problem from the purchase options.
When reporting a problem, include delivery tracking, merchant messages, photos, order confirmations, return proof, and any promised refund details. Continue checking both Klarna and the merchant because some issues require action from the store.
Unauthorized Purchases and Account Security
If you see a Klarna purchase you do not recognize, act quickly. Open the Klarna app, go to Payments, select the unauthorized purchase, and report the problem if that option is available. Klarna also says users should change credentials, add two-factor authentication when available, and contact Klarna to report suspicious activity.
If the charge is tied to a card or bank account, contact your bank or card issuer immediately as well. Keep a timeline of when you noticed the issue, what information may have been shared, and which transactions are unfamiliar.
Klarna Card and Flexible Payment Questions
Klarna offers multiple payment products, and account options can vary by user, merchant, and approval decision. If your issue involves the Klarna Card, a declined purchase, a payment plan, a financing option, cashback, or a payment method, open the Klarna app and review the product-specific details first.
If a purchase is not approved, Klarna may not be able to approve every transaction. Eligibility can depend on account history, purchase amount, merchant, payment method, current payment plans, and Klarna’s risk review.
Klarna Complaints and Escalation
If your issue is not resolved through chat or phone support, ask Klarna for a case number and request escalation. Depending on the issue, escalation may involve payments, disputes, refunds, fraud, account access, Klarna Card, merchant support, or complaints.
Klarna’s complaints page says customers can contact Customer Service and file a complaint with a trained Customer Service agent. Keep all case numbers, chat transcripts, emails, return receipts, tracking records, merchant messages, screenshots, and payment confirmations.
Klarna Scam and Phishing Warnings
Be careful with fake Klarna emails, texts, calls, social media messages, refund notices, payment alerts, account-lock messages, and lookalike websites. Scammers may pretend to be Klarna to steal passwords, payment information, one-time codes, or personal details.
- Do not click links in suspicious Klarna texts or emails.
- Do not share your Klarna password, one-time code, verification code, bank details, or card number with anyone who contacts you unexpectedly.
- Use the official Klarna app or type klarna.com directly into your browser.
- Report suspicious Klarna emails, texts, or websites through Klarna’s phishing report form.
- If you entered card or bank information on a suspicious site, contact your bank or card issuer immediately.
- If your Klarna account may be compromised, change your password and contact Klarna customer service.
Klarna Reviews and Complaints on CustomerServiceNumbers.com
CustomerServiceNumbers.com currently does not have enough published Klarna reviews to summarize a clear customer trend. The live review section shows 0 reviews, so readers are encouraged to share their own Klarna customer service experience below.
When leaving a review, describe the issue, the support route used, how long it took, whether Klarna resolved the problem, and what other customers should know. Do not post order numbers, payment plan details, card information, bank details, addresses, phone numbers, email addresses, dispute case numbers, or identity-theft details.
Related Financial and Payment Customer Service Pages
- PayPal Customer Service
- Venmo Customer Service
- Green Dot MoneyPak Customer Service
- Identify Unknown Payment or Card Charges on ChargeOnMyCard.com
- Report or Research Payment App Scams on ThinkItsAScam.com
- Share Broader Service Reviews on ZeroStars.org
Klarna Customer Service FAQs
What is the Klarna customer service phone number?
The Klarna customer service phone number in the U.S. is 1-888-518-2771. Klarna also offers chat support through the Klarna app.
Is Klarna customer service available 24/7?
Klarna’s U.S. help page lists 24/7 support access, including app-based chat and phone support.
How do I dispute a Klarna purchase?
Log in to the Klarna app or web portal, select the purchase, and use the Report a Problem option when available. Keep order records, merchant messages, return tracking, and screenshots.
How do I report a Klarna return?
Open the Klarna app, go to Payments, select the order, and use the Report Return option if available. Contact the store directly about the return and keep tracking proof.
What happens if I cannot pay Klarna on time?
Review your payment plan in the Klarna app and contact Klarna if you need help. Klarna says late fees may apply if a payment is not collected after multiple attempts.
How do I report a suspicious Klarna text or email?
Do not click suspicious links or provide account information. Use Klarna’s phishing report form and contact Klarna directly through the official app, website, or customer service phone number.
Page Update Note
This Klarna customer service page was updated on June 26, 2026, to reflect current Klarna customer service phone number details, 24/7 app and phone support, refunds, returns, disputes, late payment guidance, phishing warnings, account security steps, and live CSN review-status information.
Why Trust CustomerServiceNumbers.com?
CustomerServiceNumbers.com has helped consumers find customer service phone numbers, company contact details, and consumer review information since 2004. CSN is independent and is not affiliated with Klarna, Klarna Inc., Klarna Bank AB, Klarna.com, or any company listed on this website.
Our goal is to help readers find the correct support route, compare customer service experiences, and share reviews that may help other consumers. For payment, refund, dispute, account, fraud, credit, or merchant-order issues, always verify details directly with Klarna before taking action.
Share Your Klarna Customer Service Experience
Have you contacted Klarna about a payment, refund, return, late fee, dispute, unauthorized purchase, Klarna Card issue, account access problem, merchant order, or suspicious message? Share your experience below to help other customers.
Privacy reminder: Do not post your Klarna account login, order number, payment plan details, card number, bank account information, address, phone number, email address, one-time code, dispute case number, screenshots with private data, or any other sensitive financial information in a public review.
Customer Service Numbers Disclaimer
CustomerServiceNumbers.com is not affiliated with Klarna, Klarna Inc., Klarna Bank AB, Klarna.com, or any Klarna financial product. This page is for informational and consumer-review purposes only. Phone numbers, support hours, payment terms, late fees, refund rules, dispute procedures, buyer protection terms, card terms, and website links can change. Always confirm important details directly with Klarna before taking action.
Leave a Review