The IPA Extensions block spans U+0250U+02AF, 96 codepoints in Plane 0 (Basic Multilingual Plane). Every one of them is assigned in Unicode 16.0.

All of its characters belong to the Latin script.

By general category: 95 lowercase letters (Ll), 1 other letters (Lo).

The first 89 arrived in Unicode 1.1 (1993); later additions came in 3.0 (5), 4.0 (2).