There are the following information services:
| Service | Description |
| Get_Cur_VM_Handle | Returns current virtual machine handle. |
| Get_Next_VM_Handle | Returns the next valid virtual machine handle. |
| Get_Sys_VM_Handle | Returns the system virtual machine handle. |
| Get_VMM_Reenter_Count | Returns number of time VMM re-entered. |
| Get_VMM_Version | Returns the VMM version number. |
| GetSet_HMA_Info | Returns or sets HMA information. |
| Test_Cur_VM_Handle | Tests for current virtual machine handle. |
| Test_DBCS_Lead_Byte | Tests for legal DBCS lead byte. |
| Test_Debug_Installed | Tests for debugging version. |
| Test_Sys_VM_Handle | Test for system virtual machine handle. |
| Validate_VM_Handle | Validates a virtual machine handle. |