Text Messages:
Your mailbox might be full. Try deleting some messages and see if it works.

Picture Messages:
You may also experience the same problem with picture messages. This occurs when your phone or SIM card memory is full. Delete some files in order to download your picture message.

Choose from any of the methods below:

1. Dial 1313 from your Celcom mobile to listen to your Voice Messages
2. Dial 1323 to retrieve your Voice Mail from other Celcom mobile phones.
   Enter your 10-digit mobile number and press #
   Then enter your password and press # (the default password is 1313)
3. Dial 013/019/0148 2011313 to listen to your Voice Messages from fixed line phones or other telecommunications providers and also while roaming.

To call Local Fixed Lines:
Dial <area code><phone number>
For example, while roaming in the UK, to call a local fixed line in UK, key in 020 123 4567

To call Local Mobile Phone Lines:
Dial <network code><mobile number>
For example, while roaming in UK, to call a local UK mobile phone line, key in 0795 123 4567

To call Celcom GSM Mobile Phone:
Dial <+><Country code 6><Network Code 019><Mobile Phone Number>
For example, to call a CELCOM mobile phone while roaming, key in +6019 123 4567

To call another mobile operator in Malaysia:
Dial <+><Country Code 6><Network Code><Mobile Phone Number>
For example, to call another mobile network operator in Malaysia while roaming, key in +6015 123 4567

To call a fixed line in Malaysia:
Dial <+><Country Code 6><Area Code><Telephone Number>
For example, to call a fixed line in Malaysia, key in +603 1234 5678

To call an international line in another country:
Dial <+><Country Code><Area Code><Telephone Number>
For example, to call Australia while roaming in UK, key in +611234567890