| Area | Name | Postcodes |
| AB |
Aberdeen |
17,372 |
| AL |
St Albans |
7,791 |
| B |
Birmingham |
41,907 |
| BA |
Bath |
15,490 |
| BB |
Blackburn |
13,532 |
| BD |
Bradford |
17,262 |
| BH |
Bournemouth |
15,282 |
| BL |
Bolton |
10,379 |
| BN |
Brighton |
22,379 |
| BR |
Bromley |
6,816 |
| BS |
Bristol |
27,299 |
| BT |
Northern Ireland |
49,983 |
| CA |
Carlisle |
12,842 |
| CB |
Cambridge |
11,051 |
| CF |
Cardiff |
23,415 |
| CH |
Chester |
19,057 |
| CM |
Chelmsford |
18,417 |
| CO |
Colchester |
13,633 |
| CR |
Croydon |
8,018 |
| CT |
Canterbury |
15,191 |
| CV |
Coventry |
20,991 |
| CW |
Crewe |
9,771 |
| DA |
Dartford |
9,182 |
| DD |
Dundee |
9,094 |
| DE |
Derby |
17,817 |
| DG |
Dumfries and Galloway |
6,896 |
| DH |
Durham |
9,141 |
| DL |
Darlington |
13,475 |
| DN |
Doncaster |
22,126 |
| DT |
Dorchester |
7,914 |
| DY |
Dudley |
11,080 |
| E |
East London |
16,895 |
| EC |
Central London |
3,610 |
| EH |
Edinburgh |
25,146 |
| EN |
Enfield |
8,555 |
| EX |
Exeter |
22,750 |
| FK |
Falkirk and Stirling |
7,790 |
| FY |
Blackpool |
7,394 |
| G |
Glasgow |
32,301 |
| GL |
Gloucester |
21,566 |
| GU |
Guildford |
22,519 |
| GY |
Guernsey |
3,321 |
| HA |
Harrow |
10,246 |
| HD |
Huddersfield |
7,202 |
| HG |
Harrogate |
4,488 |
| HP |
Hemel Hempstead |
14,098 |
| HR |
Hereford |
6,512 |
| HS |
Outer Hebrides |
978 |
| HU |
Hull |
11,230 |
| HX |
Halifax |
5,706 |
| IG |
Ilford |
6,086 |
| IM |
Isle of Man |
4,558 |
| IP |
Ipswich |
21,670 |
| IV |
Inverness |
7,527 |
| JE |
Jersey |
3,133 |
| KA |
Kilmarnock |
11,764 |
| KT |
Kingston upon Thames |
14,244 |
| KW |
Kirkwall |
1,859 |
| KY |
Kirkcaldy |
10,260 |
| L |
Liverpool |
20,771 |
| LA |
Lancaster |
11,936 |
| LD |
Llandrindod Wells |
2,217 |
| LE |
Leicester |
23,098 |
| LL |
Llandudno |
20,270 |
| LN |
Lincoln |
9,481 |
| LS |
Leeds |
22,033 |
| LU |
Luton |
6,414 |
| M |
Manchester |
32,267 |
| ME |
Rochester |
16,998 |
| MK |
Milton Keynes |
16,011 |
| ML |
Motherwell |
9,829 |
| N |
North London |
17,610 |
| NE |
Newcastle upon Tyne |
33,719 |
| NG |
Nottingham |
29,545 |
| NN |
Northampton |
16,857 |
| NP |
Newport |
13,889 |
| NR |
Norwich |
24,095 |
| NW |
North West London |
14,204 |
| OL |
Oldham |
13,181 |
| OX |
Oxford |
20,338 |
| PA |
Paisley |
9,495 |
| PE |
Peterborough |
27,397 |
| PH |
Perth |
6,202 |
| PL |
Plymouth |
17,804 |
| PO |
Portsmouth |
24,396 |
| PR |
Preston |
13,557 |
| RG |
Reading |
23,649 |
| RH |
Redhill |
16,340 |
| RM |
Romford |
10,003 |
| S |
Sheffield |
34,336 |
| SA |
Swansea |
23,309 |
| SE |
South East London |
20,860 |
| SG |
Stevenage |
12,093 |
| SK |
Stockport |
16,677 |
| SL |
Slough |
10,692 |
| SM |
Sutton |
4,348 |
| SN |
Swindon |
14,626 |
| SO |
Southampton |
18,534 |
| SP |
Salisbury |
8,698 |
| SR |
Sunderland |
6,787 |
| SS |
Southend-on-Sea |
11,976 |
| ST |
Stoke-on-Trent |
17,793 |
| SW |
South West London |
20,064 |
| SY |
Shrewsbury |
14,605 |
| TA |
Taunton |
12,056 |
| TD |
Galashiels |
4,521 |
| TF |
Telford |
7,169 |
| TN |
Tonbridge |
23,076 |
| TQ |
Torquay |
10,084 |
| TR |
Truro |
12,448 |
| TS |
Cleveland |
17,777 |
| TW |
Twickenham |
11,059 |
| UB |
Southall |
7,221 |
| W |
West London |
18,618 |
| WA |
Warrington |
18,328 |
| WC |
Central London |
2,581 |
| WD |
Watford |
7,424 |
| WF |
Wakefield |
14,680 |
| WN |
Wigan |
7,274 |
| WR |
Worcester |
8,951 |
| WS |
Walsall |
10,289 |
| WV |
Wolverhampton |
10,602 |
| YO |
York |
19,164 |
| ZE |
Lerwick |
656 |
| BF |
British Forces |
48 |