| Regional Group |
Postal Districts |
| Central Scotland |
AB, DD, DG, EH, FK, G, HS, IV, KA, KW, KY, ML, PA, PH, TD, ZE |
| East Anglia |
CB, CM, CO, IP, NR, SS |
| East Midlands |
DE, DN, LE, LN, NG, PE |
| Home Counties North |
AL, E, EC, EN, HA, HP, IG, LU, MK, N, NN, NW, RM, SG, UB, W, WC, WD |
| Hong Kong |
Hong Kong residents only |
| Northern |
CA, DH, DL, NE, SR, TS |
| Northern Ireland |
Northern Ireland
|
| North West |
BB, BL, CH, CW, FY, L, LA, LL, M, OL, PR, SK, WA, WN, IM |
| Solent |
BH, BN, GU, PO, SO |
| South East |
BN, BR, CR, CT, DA, KT, ME, RH, SE, SM, SW, TN |
| Southern Wales |
CF, LD, NP, SA |
| South West |
DT, EX, PL, TA, TQ, TR |
| Thames Valley |
GU, OX, RG, SL, TW |
| Western |
BA, BH, BS, GL, SN, SP |
| West Midlands |
B, CV, DY, HR, ST, SY, TF, WR, WS, WV |
| Yorkshire |
BD, HD, HG, HU, HX, LS, S, WF, YO |