Assuming you meant 'Birmingham' - there are literally hundreds of postal codes for the Birmingham area. Each code only applies to a small number of properties. You would need to be more specific.
UK postal codes beginning with WR are in and around Worcester. A UK postal code beginning with WR10 is in Pershore, Worcestershire.
The UK does not have one postal code for the entire country.
UK Postal codes start differently depending on which area you are posting to.
It a code for your yahoo.
W1a 1aa
Yes, all addresses in the UK have a postal code.
No
The UK does not use zip codes it uses postal codes. Warwickshire has many different postal codes
All Glasgow postcodes begin G.
L37 2DX
The postal service of most countries that have some form of postal code has a postal code finder on their website. For example, you could look up the ZIP code for any US address on the USPS website.
The United Kingdom is a pretty big place.... There's no code for the whole of the UK; rather, each area has its own individual postal code.You can go to the website of Royal Mail, type in the address and get the pertinent postal code. See the Related Link and the Related Question.