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 These systems are either no longer in use or have been superceded by another system.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 | City |
|---|---|---|
| Oklahoma Department of Transportation (ODOT) | LTR Passport | Various |
| Oklahoma Gas and Electric | EDACS Networked Standard | Various |
| Oklahoma Wireless Interoperability Network (OKWIN) (Motorola) | Motorola Type II SmartZone | Various |
| ONEOK -- Oklahoma Natural Gas | Motorola Type II SmartZone | Various |