If your Costco Anywhere Visa® Card by Citi login isn’t working, you’re not alone. Thousands of users face login errors due to browser issues, incorrect credentials, blocked networks, or Citi system outages.

This complete guide gives you quick fixes, the correct login link, and a full breakdown of how to securely access your Costco credit card account.

🔹 Official Costco Card Login URL (Correct Link)

Costco credit cards are issued by Citibank, not by Costco.com.
So the correct login page is:

👉 https://online.citi.com/

⚠️ Avoid look-alike sites such as "costcocardlogin" or "citi-costco.com".

⭐ How to Log In to Your Costco Credit Card Account (Step-by-Step)

1️⃣ Go to the Citi login page

Use online.citi.com on mobile or desktop.

2️⃣ Enter your User ID and Password

Type the credentials you created during account registration.

3️⃣ Click Sign On

If the details match, you will instantly access your dashboard.

⭐ If Costco Card Login Is Not Working — Quick Fixes

Below are the most common login issues and how to fix them fast.

🔧 1. Check Your Login Credentials

• Make sure Caps Lock is OFF

• Re-enter your User ID and Password slowly

• Ensure you’re typing the correct characters

If you’re unsure, click:

👉 Forgot User ID?
👉 Forgot Password?

Follow Citi’s identity verification steps.

🔧 2. Clear Browser Cache & Cookies

Stored cookies can block secure banking logins.

Fix:

• Go to your browser settings

• Clear cache + cookies

• Restart the browser

• Try login again

This works for Chrome, Safari, Edge, Firefox.

🔧 3. Disable VPN, Proxy, or Ad Blockers

Citi blocks logins from suspicious or masked IP addresses.

Turn OFF:

• VPN

• Proxy connections

• Private DNS

• Ad-blocker extensions

Then refresh the page.

🔧 4. Try a Different Browser or Device

Browser issues are a top cause of failed logins.

Try switching to:

• Chrome → Edge

• Safari → Firefox

• Mobile → Desktop

• Desktop → Mobile

🔧 5. Check for Citi Website Outage

Citi occasionally has maintenance windows.

You can check:

• Citi mobile app

• Uptime monitoring sites

• Social media chatter

If the site is down for everyone, wait a few minutes.

🔧 6. Fix Verification Code (OTP) Not Received

If Citi asks for a verification code but you never get it:

✔ Wait 2–5 minutes
✔ Click Resend Code
✔ Check spam/junk email
✔ Restart your phone
✔ Turn off VPN
✔ Switch from Wi-Fi to mobile data
✔ Ensure your phone number/email is correct

🔧 7. Account Temporarily Locked

Too many failed attempts can lock your account for security.

Fix options:

• Wait 24 hours

• Reset password

• Contact Citi customer service

⭐ Still Can’t Log In? Contact Citi

For stubborn login issues that involve:

• Identity mismatches

• Locked accounts

• Fraud alerts

• Verification problems

👉 Call the customer service number on the back of your Costco Citi card.

They can manually verify and unlock your account.

🔹 Once Logged In — What You Can Do

Inside your Costco Citi dashboard, you can:

✔ Check current balance
✔ Track transactions
✔ View/download statements
✔ Pay your bill
✔ Schedule or manage Autopay
✔ Track Costco cashback rewards
✔ Set alerts
✔ Update your personal info
✔ Manage card security

Everything is available 24/7 online.