IVRS
| Acronym | Definition |
|---|---|
| IVRS | Interactive Voice Response System |
| IVRS | I/O (Input/Output) Virtualization Reporting Structure |
| IVRS | Iowa Vocational Rehabilitation Services |
| IVRS | Inland Valley Recovery Services (drug and alcohol rehabilitation; est. 1962; Upland, CA) |
| IVRS | Independent Valuation and Risk Services Limited (various locations) |
| IVRS | Ironside Volunteer Rescue Squad (Maryland) |