Samsung have added Galaxy S Blaze 4G, Galaxy SII, Galaxy Tab 7.0 and the Galaxy Tab 10.1 on the waiting list for the devices which might get the Ice Cream Sandwich update. However, when the devices will receive the update is still unknown. The ICS update list currently includes the Galaxy SII Epic 4G while the Nexus S 4G has received the ICS update on the Now Network.
For AT&T, the Galaxy SII, Galaxy SII Skyrocket, Captivate Glide, the Galaxy Note and the Galaxy Tab 8.9 will be receiving the update to Android 4.o.
For Verizon, Galaxy Tab 10.1 and Galaxy Tab 7.7 will be in line for ICS along with Galaxy Tab 7.0 Plus, Galaxy Tab 8.9 and the Galaxy Tab 10.1.