Phone number

Who called from 02 9900 5600?

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Community verdict

Listed business

02 9900 5600 is listed for Ardent Software in a public business directory. Nobody has rated it yet.

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Professional service

15 Blue St Level 1, North Sydney, NSW 2060, AU

(02) 9900 5600

Primary - suggested

No user details have been submitted yet.

If 02 9900 5600 keeps calling, here is how to block it on common Australian devices and services. Tap a section to expand.

On iPhone

Open the Phone app and tap Recents.
Tap the info (i) button next to 02 9900 5600.
Scroll down and tap Block this Caller, then confirm with Block Contact.
To screen every unknown caller, go to Settings > Apps > Phone and turn on Silence Unknown Callers.

On Android

Open the Phone app and go to Recents (or Call history).
Tap and hold 02 9900 5600, or tap it and open the three-dot menu.
Choose Block / report spam and confirm.
In Phone settings, turn on Caller ID & spam protection to flag likely spam calls automatically.