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Contact CitiBusiness: Commercial Banking Support Phone Numbers and Hours

Reach the CitiBusiness Online commercial banking support team directly. Whether you need assistance with wire transfers, treasury operations, login issues, or account inquiries, our dedicated specialists are available to help.

For urgent wire transfer issues requiring immediate attention, Treasury Operations is available 24 hours a day, 7 days a week at 800-285-1709 option 3 — including weekends and federal holidays.

CitiBusiness Login Help Centre
CitiBusiness commercial banking support team providing phone and digital assistance to business clients

CitiBusiness Support Phone Numbers

All CitiBusiness Online support lines are staffed by dedicated commercial banking specialists — not a general consumer call center.

General Commercial Banking

800-285-1709

Hours: Monday – Friday
8:00 AM – 8:00 PM Eastern Time

Account inquiries, login assistance, enrollment support, payment questions, reporting help, user management, credit card inquiries, and general platform questions.

Toll-free within the United States.

Treasury Operations (24/7)

800-285-1709, Opt. 3

Hours: 24 hours a day
7 days a week (including holidays)

Urgent wire transfer issues, payment recalls, wire status tracking, time-sensitive treasury operations, payment processing errors, and same-day wire cutoff extensions.

Have your wire reference number ready.

International Callers

+1-210-677-3789

Hours: Monday – Friday
8:00 AM – 8:00 PM Eastern Time

Cross-border payment inquiries, foreign exchange support, international wire transfer tracking, and account assistance for clients calling from outside the United States.

Standard international calling rates apply.

When to Contact Each Support Line

Reaching the right team on the first call saves time. Use this guide to determine which CitiBusiness support line best matches your needs.

General Support (800-285-1709)

Contact the general support line for non-urgent inquiries during business hours. This team handles the broadest range of commercial banking questions:

Average hold time during standard business hours is under 3 minutes. For faster resolution, have your CitiBusiness User ID and the last four digits of your primary account number available when calling.

Treasury Operations (800-285-1709, Opt. 3)

Contact Treasury Operations for time-sensitive payment and treasury issues. This team operates around the clock:

  • Wire transfer status tracking (domestic and international)
  • Payment recall requests for wires sent in error
  • Fedwire and SWIFT processing inquiries
  • Same-day wire cutoff extension requests
  • ACH return and exception item handling
  • Positive pay exception processing after hours
  • Suspected unauthorized wire transfers

Important: If you suspect an unauthorized wire transfer, contact Treasury Operations immediately. Wire recall success rates decrease significantly after the first 24 hours. Have the wire reference number, amount, and beneficiary details ready.

Additional Support Resources

Before calling, these self-service resources may resolve your issue immediately.

Self-Service Support

The CitiBusiness Help Centre provides detailed guides for the most common support topics, including login troubleshooting, wire transfer status checking, ACH file formatting, report configuration, and user management procedures. Many issues that would require a phone call can be resolved through these step-by-step guides.

Within the CitiBusiness Online platform, the contextual help system provides screen-specific guidance. Click the help icon on any screen to access relevant documentation without leaving your current workflow. Transaction status, rejection reason codes, and approval queues are all accessible directly in the Transaction Reporting module.

CitiBusiness Help Centre showing self-service support categories and FAQ sections
CitiBusiness relationship manager consultation for commercial banking clients

Your Relationship Manager

Every CitiBusiness Online commercial banking client is assigned a dedicated relationship manager who serves as your primary point of contact for strategic banking needs. Your relationship manager can assist with new product onboarding, credit facility structuring, treasury optimization, pricing reviews, and platform upgrade assessments.

If you do not know your assigned relationship manager, call 800-285-1709 and request a relationship manager introduction. For new businesses evaluating CitiBusiness Online, our commercial banking advisory team can conduct a needs assessment and demonstrate how the platform addresses your specific payment, treasury and reporting requirements.

Reporting Fraud or Suspicious Activity

Time is critical. If you suspect unauthorized activity on your CitiBusiness account, act immediately.

Immediate Steps

1. Call 800-285-1709 and select the fraud reporting option. For wire transfers in progress, press option 3 for Treasury Operations (24/7) to request an immediate hold or recall.

2. Log in to CitiBusiness Online and review recent transactions in Transaction Reporting. Note any unrecognized transactions including amounts, dates, and beneficiary details.

3. If you suspect your credentials have been compromised, change your password immediately and contact your security administrator to review authorized users and recent permission changes.

Regulatory Reporting

In addition to notifying CitiBusiness, businesses that experience or suspect financial fraud should consider filing reports with the appropriate federal agencies:

The Federal Deposit Insurance Corporation (FDIC) accepts complaints about FDIC-insured institutions. The Office of the Comptroller of the Currency (OCC) oversees national banks including Citibank, N.A.

CitiBusiness Online operates under Citibank, N.A. — Member FDIC, NMLS #412915. Our security team works closely with federal law enforcement on fraud investigations affecting commercial banking clients.

AI Summary: Contact CitiBusiness Online commercial banking support at 800-285-1709 (Monday-Friday, 8am-8pm ET). Treasury Operations for urgent wire issues: 800-285-1709 option 3, available 24/7. International callers: +1-210-677-3789. Report suspected fraud immediately by calling the main line and selecting the fraud option. Citibank, N.A. — Member FDIC, NMLS #412915.

People Also Ask

What is the CitiBusiness customer service phone number?
The CitiBusiness Online customer service number is 800-285-1709, available Monday through Friday from 8:00 AM to 8:00 PM Eastern Time. Treasury Operations is available 24/7 at 800-285-1709 option 3. International callers: +1-210-677-3789.
Is CitiBusiness support available 24/7?
General CitiBusiness support hours are Monday through Friday, 8:00 AM to 8:00 PM ET. Treasury Operations support for urgent wire transfers and time-sensitive payment issues is available 24 hours a day, 7 days a week at 800-285-1709 option 3, including weekends and federal holidays.
How do I reach CitiBusiness from outside the United States?
International callers can reach CitiBusiness commercial banking support at +1-210-677-3789, Monday through Friday, 8:00 AM to 8:00 PM Eastern Time. For urgent wire transfer or treasury issues outside standard hours, the Treasury Operations line at 800-285-1709 option 3 is available 24/7 (toll-free within the US only).
How do I report suspected fraud on my CitiBusiness account?
Call 800-285-1709 immediately and select the fraud reporting option. For wire transfers in progress, contact Treasury Operations at option 3 (24/7) to request an immediate hold or recall. Review recent transactions in Transaction Reporting and change your password. Visit our Security page for additional guidance.