The Linear A block spans U+10600–U+1077F, 384 codepoints in Plane 1 (Supplementary Multilingual Plane). 341 are assigned in Unicode 16.0; the other 43 are reserved for future characters.
All of its characters belong to the Linear A script.
By general category: 341 other letters (Lo).
The first 341 arrived in Unicode 7.0 (2014).
Because it lies outside the BMP, every character here takes four bytes in UTF-8 and a surrogate pair in UTF-16.