AL

St Albans

All

B

Birmingham

B1, B2, B3, B4, B5, B6, B7, B10, B12, B13, B14, B15, B16, B17, B18, B19, B20, B21, B25, B27, B28, B29, B30, B31, B32, B38, B45, B47, B48, B49, B50, B60, B61, B62, B63, B64, B65, B66, B67, B68, B69, B70, B71, B80, B94, B95, B96, B97, B98

BA

Bath

All

BH

Bournemouth

BH1, BH2, BH3, BH4, BH5, BH6, BH7, BH8, BH9, BH10, BH11, BH12, BH13, BH14, BH15, BH16, BH17, BH18, BH19, BH20, BH21, BH22, BH31

BN

Brighton

All

BR

Bromley

All

BS

Bristol

All

CB

Cambridge

All

CM

Chelmsford

All

CO

Colchester

All

CR

Croydon

All

CT

Canterbury

CT5, CT19, CT20, CT21

CV

Coventry CV1, CV2, CV3, CV4, CV5, CV6, CV8, CV21, CV22, CV23, CV31, CV32, CV33, CV34, CV35, CV36, CV37

DA

Dartford

All

DT

Dorchester

All

DY

Dudley

All

E

London E

All

EC

London EC

All

EN

Enfield

All

EX

Exeter

EX19, EX20, EX21, EX22, EX23, EX31, EX32, EX33, EX34, EX35, EX35, EX36, EX37, EX38, EX39

GL

Gloucester

GL1, GL2, GL3, GL4, GL5, GL6, GL7, GL8, GL9, GL10, GL11, GL12, GL13, GL14, GL18, GL19, GL20, GL51, GL52, GL53, GL54, GL55, GL56

GU

Guildford

All

HA

Harrow

All

HP

Hemel Hempstead

All

IG

Ilford

All

IP

Ipswich

IP1, IP2, IP3, IP4, IP5, IP6, IP7, IP8, IP9, IP10, IP11, IP24, IP26, IP27, IP28, IP29, IP30, IP31

KT

Kingston

All

LD

Llandrindod Wells

LD7, LD8

LE

Leicester

LE160

LU

Luton

All

ME

Maidstone

All

MK

Milton Keynes

All

N

London N

All

NG

Nottingham

NG33

NN

Northampton

All

NR

Norwich

NR1, NR2, NR3, NR4, NR5, NR6, NR7, NR8, NR9, NR10, NR11, NR12, NR13, NR14, NR15, NR16, NR18, NR19, NR20, NR21, NR22, NR23, NR24, NR25, NR26, NR27, NR28, NR29, NR30, NR31, NR32, NR33, NR34, NR35

NW

London NW

All

OX

Oxford

All

PE

Peterborough

PE1, PE2, PE3, PE4, PE5, PE6, PE7, PE8, PE9, PE10, PE11, PE12, PE14, PE15, PE16, PE17, PE18, PE19, PE20, PE30, PE31, PE32, PE33, PE34, PE37, PE38

PL

Plymouth

All

PO

Portsmouth and Isle of Wight

All

RG

Reading

All

RH

Redhill

All

RM

Romford

All

SE

London SE

All

SG

Stevenage

All

SL

Slough

All

SM

Sutton

All

SN

Swindon

All

SO

Southampton

SO14, SO15, SO16, SO17, SO18, SO19, SO20, SO21, SO22, SO23, SO24, SO31, SO32, SO50, SO51, SO52, SO53

SP

Salisbury

All

SS

Southend

All

SW

London SW

All

SY

Shrewsbury

SY1, SY2, SY3, SY4, SY5, SY6, SY7, SY8, SY9, SY10, SY11, SY15, SY16, SY17, SY21, SY22

TA

Taunton

TA1, TA2, TA5, TA6, TA7, TA8, TA9, TA10, TA11, TA12, TA13, TA14, TA15, TA16, TA17, TA18, TA19

TF

Telford

All

TN

Tunbridge Wells

TN1, TN2, TN3, TN4, TN5, TN6, TN7, TN8, TN9, TN10, TN12, TN13, TN14, TN15, TN16, TN17, TN18, TN19, TN20, TN21, TN22, TN28, TN29, TN30, TN31, TN32, TN33, TN34, TN35, TN36, TN37, TN38, TN39, TN40

TQ

Torquay

All

TR

Truro

All

TW

Twickenham

All

UB

Uxbridge

All

W

London W

All

WC

London WC

All

WS

Walsall

WS1, WS2, WS3, WS4, WS5, WS6, WS8, WS9, WS10

WV

Wolverhampton

WV1, WV2, WV3, WV4, WV5, WV6, WV7, WV12, WV13, WV14, WV15, WV16

WD

Watford

All

WR

Worcester

All