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Online Customer Service

To sign up, you must be a Celcom customer with an active postpaid, mobile broadband or prepaid number. For registration, click this link http://www.celcom.com.my/onlinecustomerservice. Just click on the "Sign Up Now" button and follow the simple instructions to complete your registration.

There could be 3 possible reasons:

  • You have entered an incorrect username or password
  • Your temporary password has expired
  • Your account is inactive or has been terminated

You can always recover your pasword in just 3 steps:

  • Click at "Forgot Username or Password?" link in our OCS website
  • Type in your NRIC/Old IC/Passport/Army/Police and your mobile number.
  • You will receive a temporary password via SMS or email (valid for 24 hours), which you can use to log-in and change to your new password.

You may need to check these two things:

  • The e-mail address you entered may be different from the one you used to register. You may change it via OCS. Just go to Profile Tab > Edit Profile > and update your email address here.
  • Your mobile phone or e-mail inbox could be full. Please proceed to clean your SMS and/or e-mail inbox.

You can enjoy the flexibility of choice in online payment via OCS using:

  • Locally issued Credit / Debit Card
  • Savings / Current Account
The processing period would depend on your payment method. For more info on the processing time, click this link: Payment Channels
For Postpaid, you can view and download your bills for the last six (6) months. And as for Prepaid, you can view your usage details for the last sixty (60) days.
We do not offer e-mail billing services. However, you can opt to our e-Billing through OCS. Just go to My Account Tab > Change Bill Type and select your options accordingly.
You can consolidate all of your Postpaid, Mobile Broadband and Prepaid accounts in one single login. To do so, go toProfile Tab > Manage Account. However, all numbers must be registered under the same NRIC/Old IC/Passport/Army/Police/Business Registration Number.
You may only pay for one Celcom line per transaction through OCS.
Mobile Connect allows you to login to OCS using your mobile phone number. When you click on the “Mobile Connect Log-in” button, an authentication will be sent to your phone via SMS to approve the login.
No, all SMS authorizations are free of charge.
Yes, but data consumption would be very minimal.

Please ensure that you have disabled your pop-up blockers. The Mobile Connect login page loads in a pop-up screen.

To disable pop-up blocker for Chrome browser, launch Settings > Site Settings > Advanced Section > Slide the “Pop-ups” button to the off position.

To disable pop-up blocker for Safari (iOS) browser, launch Settings > Safari > Slide the “Block Pop-ups” button to the off position.

For other device models, please refer to the manufacturer or OS settings.

This log-in option is applicable to any plan with SMS and Internet available because the authentication is sent to the user via SMS.
Yes, the system will detect that you have not registered to Mobile Connect and will prompt a consent to create an account first before logging in via Mobile Connect.
Yes, you need to have an OCS account in order to link Mobile Connect login to your OCS account. Hence, for new-OCS user, you will be directed to complete the OCS registration process first.
The system will detect the user’s mobile phone number if the user is in Celcom’s network. You can edit the mobile phone number if the login is initiated from a different number.

Subscribing to Celcom FIRST™ Business : Web Builder

The Mobile Connect account will be deactivated automatically when you terminate your Celcom service. Opt-out is not necessary for this service. However you may log in using your OCS username and password.
Should you lose your phone, please call Celcom’s Contact Centre at 0196011111 immediately, or visit any Blue Cube to block your SIM card from unauthorized usage.