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 These systems are either no longer in use or have been superceded by another system.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 |
|---|---|---|---|---|---|
| Fleetcomm Radio Communications Group | MPT-1327 | Standard | Various | Multi-County [7] | 2021-08-03 |
| Bassetlaw Council | MPT-1327 | Standard | Bassetlaw | Nottinghamshire | 2021-08-03 |
| East Riding District Council | MPT-1327 | Standard | East Riding | Humberside | 2023-08-27 |
| Epping Green Parking Enforcement | MPT-1327 | Standard | London | Greater London | 2014-06-14 |
| FleetComm (London) | MPT-1327 | Standard | London | Greater London | 2014-05-29 |
| Heathrow Airport (Connect Plus) | DMR | Motorola Connect Plus (TRBO) | London | Greater London | 2021-08-01 |
| Heathrow Airport (Terminal 5 Construction) | MPT-1327 | Standard | London | Greater London | 2014-05-22 |
| John Lewis, Oxford St | MPT-1327 | Standard | London | Greater London | 2014-05-23 |
| London Metropolitan Police | Motorola | Type II SmartZone | London | Greater London | 2008-10-09 |
| London Radio Networks | MPT-1327 | Standard | Various | Statewide | 2021-04-24 |
| National (UK) Railway Network | MPT-1327 | Standard | London | Multi-County [3] | 2017-08-04 |
| North Lincolnshire Council | MPT-1327 | Standard | North Lincolnshire | Lincolnshire | 2008-10-15 |
| Nottingham City Council | MPT-1327 | Standard | Nottingham | Nottinghamshire | 2009-11-30 |
| Nottingham Radio Communications | MPT-1327 | Standard | Nottingham | Nottinghamshire | 2021-08-03 |
| Nottingham Radio Telephones | MPT-1327 | Standard | Countywide | Nottinghamshire | 2021-08-03 |
| Nottingham WatchScheme | MPT-1327 | Standard | Nottingham | Nottinghamshire | 2021-08-03 |
| O2 Arena (440 MHz) | MPT-1327 | Standard | London | Greater London | 2014-06-15 |
| O2 Arena (450 MHz) | MPT-1327 | Standard | London | Greater London | 2014-05-23 |
| Radiocoms Systems (Notting Hill) | MPT-1327 | Standard | London | Greater London | 2021-04-24 |
| Radphone Limited (Multi User) | MPT-1327 | Standard | Hull | Humberside | 2024-06-30 |
| RAF Lakenheath, USAF base | Motorola | Type II Smartnet | Lakenheath | Suffolk | 2015-07-26 |
| RAF Mildenhall, USAF Base | Motorola | Type II Smartnet | Mildenhall | Suffolk | 2015-07-26 |
| St. Helen's Council | MPT-1327 | Standard | St. Helen's | Merseyside | 2022-06-04 |
| Staffordshire StarNet | Motorola | Type II SmartZone | Staffordshire | Staffordshire | 2009-11-29 |
| Stagecoach | MPT-1327 | Standard | Oxfordshire | Oxfordshire | 2008-03-12 |
| The Barbican | MPT-1327 | Standard | London | Greater London | 2014-05-23 |
| Transport for London : Buses (legacy 200MHz network) | MPT-1327 | Standard | London | Greater London | 2010-04-05 |
| Transport for London Buses | DMR | Tier 3 Standard | London | Greater London | 2023-09-09 |
| Wembley Arena | MPT-1327 | Standard | London | Greater London | 2014-06-14 |