Postcodes can be problematic in IELTS Listening Section 1. However, if you are aware of the predictable formats of postcodes then recognising them becomes easier. UK postcodes all fit the following pattern:
So that’s: one or two letters + a number + another number + one or two letters
And remember that the number ‘zero’ can also be read ‘oh’!
See if you can ‘spell’ these postcodes: