| Reference |
post code |
location 1 |
location 2 |
| AL8 147 | | HIGH OAKS ROAD | WELWYN GARDEN CITY |
| AL8 152 | | CROSSWAYS | WELWYN GARDEN CITY |
| AL8 158 | | BROCKSWOOD LANE | WELWYN GARDEN CITY |
| AL8 159 | | MEADOW GREEN | WELWYN GARDEN CITY |
| AL8 164 | | SHERRARDS PARK ROAD | WELWYN GARDEN CITY |
| AL8 173 | | LEMSFORD VILLAGE | WELWYN GARDEN CITY |
| AL8 177 | | VALLEY ROAD | WELWYN GARDEN CITY |
| AL8 180 | | LEMSFORD CHURCH | WELWYN GARDEN CITY |
| AL8 183 | | BARLEYCROFT PARKWAY | WELWYN GARDEN CITY |
| AL8 185 | | CHURCH ROAD | WELWYN GARDEN CITY |
| AL8 189 | | ATTIMORE ROAD ELMWOOD | WELWYN GARDEN CITY |
| AL8 197 | | STANBOROUGH | WELWYN GARDEN CITY |
| AL8 213 | | CROMER HYDE | WELWYN GARDEN CITY |
| AL8 215 | | CONEYDALE | WELWYN GARDEN CITY |
| AL8 234 | | LONGCROFT LANE | WELWYN GARDEN CITY |
| AL8 241 | | HANDSIDE P.O | WELWYN GARDEN CITY |
| AL8 242 | | APPLECROFT ROAD | WELWYN GARDEN CITY |
| AL8 254 | | SPRINGFIELDS | WELWYN GARDEN CITY |
| AL8 275 | | HAYMEADS | WELWYN GARDEN CITY |
| AL8 285 | | CHURCH FIELDS | WELWYN GARDEN CITY |
| AL8 287 | | WOODLAND RISE | WELWYN GARDEN CITY |
| AL8 288 | | SHOPLANDS P.O | WELWYN GARDEN CITY |
| AL8 292 | | HOWARDSGATE BRANCH OFFICE | WELWYN GARDEN CITY |
| AL8 302 | | PENTLEY PARK | WELWYN GARDEN CITY |
| AL8 305 | | MONKS RISE | WELWYN GARDEN CITY |
| AL8 313 | | HOWARD CENTRE | WELWYN GARDEN CITY |
| AL8 320 | | GREAT NORTH ROAD | WELWYN GARDEN CITY |
| AL8 324 | | LYSANDER WAY | WELWYN GARDEN CITY |
Map boundaries are based on data from