In 2008 talks started between Greece and Germany for the transfer of 223 surplus German M109A3GE-A2 howitzers to Greece. The deal was signed on the 17th of February 2010 and now finally the first 70 of these will arrive in Thessaloniki port on the 10th of November. (Source)
The A2 version of these howitzers is more advanced than the existing A1 models in the Greek Army. Once deliveries of the 223 howitzers is completed all towed artillery in the Greek Army will be withdrawn, with the exception of 18 M56 Pack guns.