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02 9900 5390 is listed for Network Data Solutions in a public business directory. Nobody has rated it yet.

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It service and computer repair

275 Alfred St Level 7, North Sydney, NSW 2060, AU

(02) 9900 5390

Primary - suggested

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If 02 9900 5390 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 5390.
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 5390, 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.