There are several postal codes for Ibadan. Ibadan being a very large city has postal codes like 200001 for Dugbe Area, 200002 for Molete, etc.
GMU is in Fairfax, VA, so the postal code there is 22030.
23402
Massey University Private Bag 11222. ''Palmerston North 4442. New Zealand Internal Post Code PN601''
A Canadian Postal Code does much the same thing as any other code used for mail sorting, such as the zip code in the US. It speeds up mail sorting in the Post Office, and does so with a very high...