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 These systems are either no longer in use or have been superceded by another system.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 |
|---|---|---|---|---|---|
| ARINC (Hilo International Airport) | iDEN | Standard | Hilo | Hawaii | 2017-05-30 |
| ARINC (Kaehole-Kona International Airport) | iDEN | Standard | Kailua Kona | Hawaii | 2017-05-30 |
| Asia-Pacific Communications | Motorola | Type II Smartnet | Lanai City | Maui | 2025-11-30 |
| Aston Kaanapali Shores Resort | LTR | Standard | Lahaina | Maui | 2025-11-28 |
| Daniel K. Inouye International Airport | Motorola | Type II Smartnet | Honolulu | Honolulu | 2023-08-12 |
| Federal Detention Center Honolulu | Motorola | Type II SmartZone | Honolulu | Honolulu | 2017-04-03 |
| Halekulani Hotel | LTR | Standard | Honolulu | Honolulu | 2016-09-22 |
| Hawaiian Airlines | LTR | Standard | Honolulu | Honolulu | 2020-01-19 |
| Hickam Air Force Base | Motorola | Type II Smartnet | Honolulu | Honolulu | 2009-12-22 |
| Hilo International Airport Authority | Motorola | Type II Smartnet | Hilo | Hawaii | 2024-01-19 |
| Hilton Hawaiian Village Hotel | LTR | Standard | Honolulu | Honolulu | 2017-05-04 |
| Island SMR (Honolulu 1) | Motorola | Type II | Honolulu | Honolulu | 2018-07-20 |
| Island SMR (Honolulu 2) | Motorola | Type II | Honolulu | Honolulu | 2018-07-20 |
| Island SMR (Honolulu 3) | Motorola | Type II | Honolulu | Honolulu | 2018-07-20 |
| Island SMR (Honolulu 4) | Motorola | Type II | Honolulu | Honolulu | 2018-07-20 |
| Island Wireless | Motorola | Type II | Honolulu | Honolulu | 2008-11-26 |
| Karen Kobayashi | Motorola | Type II | Honolulu | Honolulu | 2015-07-19 |
| Kauai County (Waimea) | Motorola | Type II Smartnet | Waimea | Kauai | 2008-08-17 |
| Kauai County Public Safety (Motorola) | Motorola | Type II Smartnet | Kilauea | Kauai | 2017-02-10 |
| Kyo Ha Company, LTD | Motorola | Type II | Honolulu | Maui | 2025-11-30 |
| Maui County | LTR | MultiNet | Various | Maui | 2016-03-05 |
| Maui County Economic Opportunity Board | LTR | Standard | Kula | Maui | 2025-11-30 |
| Maui Electric Company | LTR | Standard | Lahaina | Maui | 2025-11-29 |
| Pacific Mobile Emergency Radio System (PACMERS) | Motorola | Type II SmartZone | Honolulu | Multi-County [4] | 2008-02-08 |
| Pearl Harbor Naval Base | Motorola | Type II Smartnet | Honolulu | Honolulu | 2007-12-29 |
| Sheraton Waikiki | Motorola | Type II Smartnet | Honolulu | Honolulu | 2017-05-04 |
| State of Hawaii | Motorola | Type II Smartnet | Kahului | Multi-County [3] | 2005-01-19 |
| Tesoro Hawaii Corporation | Motorola | Type II Smartnet | Kapolei | Honolulu | 2021-03-02 |
| United Parcel Service (Hawaii) | LTR | Standard | Various | Multi-County [2] | 2025-11-30 |
| Vision Enterprises, Inc. | LTR | Standard | Kahului | Maui | 2025-11-30 |
| WESPAC Wireless | LTR | Standard | Honolulu | Honolulu | 2016-09-22 |
| Westin Ka'anapali Ocean Resort Villas | LTR | Standard | Lahaina | Maui | 2025-11-28 |