| WD3 |
RICKMANSWORTH |
Rickmansworth, Chorleywood, Croxley Green, Loudwater, Mill End, Maple Cross, Sarratt, Batchworth, Chenies, Harefield (part), West Hyde, Heronsgate, Chandler's Cross |
Three Rivers, Buckinghamshire, Hillingdon |
| WD4 |
KINGS LANGLEY |
Kings Langley, Chipperfield, Hunton Bridge, Rucklers Lane, Bucks Hill |
Dacorum, Three Rivers |
| WD5 |
ABBOTS LANGLEY |
Abbots Langley, Bedmond |
Three Rivers, St Albans |
| WD6 |
BOREHAMWOOD |
Borehamwood, Elstree, Well End |
Hertsmere |
| WD7 |
RADLETT |
Radlett, Shenley |
Hertsmere, St Albans |
| WD17 |
WATFORD |
Watford town centre, Cassiobury, Nascot Wood |
Watford |
| WD18 |
WATFORD |
West Watford, Holywell |
Watford |
| WD19 |
WATFORD |
Oxhey, South Oxhey, Carpenders Park |
Three Rivers, Watford |
| WD23 |
BUSHEY |
Bushey, Bushey Heath |
Hertsmere, Watford |
| WD24 |
WATFORD |
North Watford |
Watford |
| WD25 |
WATFORD |
Garston, Leavesden, Aldenham, Letchmore Heath |
Watford, Hertsmere, Three Rivers, St Albans |
| WD99 |
WATFORD |
Jobcentre Plus |
non-geographic |