UCO Bank Account Blocked or Frozen? How to Unblock (2026)

UCO Bank, headquartered in Kolkata, is a public sector bank with over 3,000 branches. If your UCO Bank account is blocked or frozen, this guide walks you through every option to restore it.

Disclaimer: CitizenNest is independent. For account-specific issues, contact UCO Bank at 1800-274-0123.

Why Is Your UCO Bank Account Blocked?

Check the Reason

1. SMS alerts — UCO Bank sends block notification via SMS
2. Call 1800-274-0123 — staff can confirm the exact reason
3. UCO mBanking Plus app — may show KYC update prompt

Unblock UCO Bank Account Online

Via UCO mBanking Plus App

1. Open UCO mBanking Plus app
2. Login → Services → Account Services
3. If KYC update prompt visible: Upload Aadhaar + PAN
4. Raise Service Request → Account Reactivation for other issues

Via UCO Bank Net Banking

1. Login at ucobank.com → Online Banking
2. Navigate to Profile → KYC Update
3. Upload documents or submit service request

Call UCO Bank Customer Care

Toll-Free: 1800-274-0123 Alternate: 1800-103-0123

When calling, say: "My UCO Bank account XXXX has debit restrictions. I need to know why and how to fix it."

Visit UCO Bank Branch

1. Visit your home branch
2. Carry: Aadhaar, PAN, passbook, passport photos (2)
3. Fill Account Reactivation + KYC Update form
4. Get written acknowledgment
5. Processing time: 1–2 working days

UCO Bank KYC Update

Via UCO mBanking Plus:

1. App → Profile → Re-KYC
2. Upload Aadhaar + PAN photos (clear, self-attested)
3. Timeline: 1–2 working days

At Branch:

• Fill KYC form, submit documents
• Processed same day at counter

UCO Bank Dormant Account Reactivation

1. Visit home branch
2. Fill Dormant Account Reactivation form
3. Submit fresh KYC documents + photo
4. Do one cash deposit (any amount)
5. Account active: 1 working day

UCO Bank Escalation Path

Frequently Asked Questions

How long to unblock UCO Bank account? KYC update: 1–2 days. Dormant reactivation: 1 day. Fraud-related hold: 3–7 working days.

Can UCO Bank KYC be updated without visiting branch? Yes — UCO mBanking Plus and net banking support digital document upload. For dormant or complex cases, branch visit may still be needed.

My UCO Bank debit card works but ATM says "account blocked" — why? The account may have a debit freeze but credit operations are fine. Call 1800-274-0123 to confirm the exact restriction type.