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Credit union Official sources verified

Alliant Credit Union fraud reporting routes

Unauthorized withdrawals, secure-message disputes, and phishing.

Last checkedAug 5, 2026Official website
This independent directory is not affiliated with Alliant Credit Union. Contacts below are sourced only from verified official pages.

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Exact verified routeChecked 2026-08-05

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Alliant Member Services

1-800-328-1935

Call promptly for suspected fraud.

Call official number
Source: Alliant Security Center

Before you report

Prepare the response, not just the phone call

Have this information readyFacts and identifiers the institution or agency may request7
  • Your name

    Collect for formal report workspace; mask if exported publicly.

    Required by IC3 complaint
  • Your phone number

    Collect in secured workspace; show user they may need it for agency report.

    Required by IC3 complaint
  • Your email address

    Collect in secured workspace; show user they may need it for agency report.

    Required by IC3 complaint
  • Transaction date

    Collect exact or estimated date.

    Required by IC3 complaint
  • Transaction amount

    Collect amount and currency.

    Required by IC3 complaint
  • Recipient/beneficiary information

    Collect known recipient name, account, wallet, platform username, phone/email, or receiving institution if known.

    Required by IC3 complaint
  • Total loss

    Calculate from ledger; allow unknown/pending status.

    Required by IC3 complaint
Preserve this evidence nowKeep original records before they are deleted, replaced, or changed7
  • Canceled checks

    Preserve originals; store copy/reference in FraudPrep.

    Keep original
  • Receipts

    Preserve originals for payment/report records.

    Keep original
  • Wire receipts

    Preserve wire transfer receipts and confirmation numbers.

    Keep original
  • Cryptocurrency receipts

    Preserve transaction receipts, transaction IDs, wallet addresses, exchange records; FraudPrep product support must remain gated if crypto unsupported.

    Keep original
  • Prepaid/gift card receipts

    Preserve receipts, card packaging, card numbers/photos where safe, and redemption records; redact public outputs.

    Keep original
  • Envelopes

    Preserve original envelopes and mailings; do not discard postage/return address artifacts.

    Keep original
  • Emails with full headers

    Export or preserve full headers; screenshots alone may be insufficient.

    Export/copy
Other official reporting routesAgencies that may apply depending on the facts11
FBI IC3

Internet crime, cyber-enabled fraud, online scam, business email compromise, crypto-related fraud, or time-sensitive cyber incident.

Does not accept evidence attachments; user must preserve originals.
FTC ReportFraud

Fraud, scam, bad business practice, payment scam, or consumer fraud routing.

No guarantee of individual recovery; route and report preserve record.
CFPB

Consumer financial product/service complaint after contacting company when applicable.

Submit supporting documents; generally include everything because second complaint may not be possible.
USAGov Scam Wizard

User does not know which agency to report to.

External router; not evidence storage.
U.S. Postal Inspection Service

Mail fraud, mail theft, USPS smishing/phishing, identity theft via mail, mail-related scam.

For mail fraud form, mail copies and keep originals.
Local law enforcement / 911

Immediate danger or time-sensitive matter requiring immediate intervention.

Preserve report number and officer/contact details.
FDIC Consumer Response Center

Complaint or assistance involving an FDIC-supervised financial institution.

Submit copies when requested and retain originals.
Federal Reserve Consumer Help

Determine the correct bank regulator or complain about a Federal Reserve-supervised institution.

Retain documents for follow-up; do not place account numbers or SSNs in the free-text narrative.
NCUA Consumer Assistance Center

Complaint or assistance involving a federally insured credit union.

Preserve complaint confirmation, credit-union response, attachments, and proof of written escalation.
IdentityTheft.gov

Identity theft or misuse of personal information requiring an FTC Identity Theft Report and recovery plan.

Download or print the Identity Theft Report and recovery plan immediately; retain copies.
SEC Investor Complaint and Tips

Possible securities-law violation or problem with an investment account or financial professional.

Save the TCR submission number and printable complaint copy; retain all supporting records.
Official sources and verificationEvery public route links back to an independently checked official source2
Alliant Security CenterFraud and phishing response · Verified in browserAlliant - Unauthorized WithdrawalsUnauthorized withdrawal dispute · Verified in browser

Other verified routes for Alliant Credit Union

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