Global context registries are a simple, human-friendly way to indicate the global context of an i-name or i-number. There are three key types of global context registries, each represented by a single symbol as shown.
| Type | Global Context | Symbol | Example i-names | Example i-numbers |
| Personal | Individuals | = | date=Mary.Jones.Smith | =!2D37.90C1.FA48 |
| Business/Organizational | Any type of Trade Mark or Trade name | @ | @Johnson.Brothers | @!1057.A22C.4E83 |
| General | General concepts, subjects, topics | + | +flowers, +flowers/roses | +!2640, +!2640/3364 |