Mac – Address Book +30

Historical text from HellasProject (2009–2014). It is not current advice or a present-day service.

Another small-but-useful helper for Greeks who travel.

Address Book +30 v1.0 — download was a 467 kb zip.

It opens Address Book and prefixes every number with +30.

Take a safe copy of your contacts first: they will also change in iCloud if you are on Mac OS Lion.

Quit other apps before you run it — leftover apps get killed hard. Expect a few seconds up to about a minute, depending on how many contacts you have. Wait for the completion message.