Note: This is a listing of deprecated systems. These systems are either no longer in use or have been superceded by another system.
| System Name | Type | Flavor | City | County | Updated |
|---|---|---|---|---|---|
| Adult Correctional Institution Cranston | LTR | Standard | Cranston | Providence | 2023-07-28 |
| Challenge Electronics | LTR | Standard | Bristol | Bristol | 2021-11-24 |
| Garabedian Communications (Exeter) | LTR | Standard | Exeter | Washington | 2021-11-24 |
| Industrial Communications and Electronics (Hopkinton) | Motorola | Type II | Hopkinton | Washington | 2020-04-27 |
| National Grid - RI | LTR | Standard | Statewide | Statewide | 2022-02-02 |
| Radio Phone Communications (Exeter) | LTR | Standard | Exeter | Washington | 2021-11-24 |
| Rhode Island Department of Corrections | LTR | Standard | Various | Multi-County [2] | 2023-07-28 |