| Item | Obligations |
|---|---|
| Department of Defense | $17.7B |
| Department of Homeland Security | $6.2B |
| Department of Veterans Affairs | $369M |
| General Services Administration | $209M |
| Department of Health and Human Services | $179M |
| Department of the Interior | $151M |
| Department of the Treasury | $103M |
| Department of Agriculture | $86.6M |
| Department of Justice | $57M |
| National Aeronautics and Space Administration | $40.3M |
Department of Defense was the top federal buyer in Arizona, obligating $17.7B (70.3% of the state total).