6121 is also the box code for 1 post office box location.
Areas using postal code 6121
Kirkwood, Eastern Cape
Postal code 6121 belongs to Kirkwood in Eastern Cape and works as a PO Box code.
Kirkwood, Eastern Cape
Postal code 6121 belongs to Kirkwood in Eastern Cape and works as a PO Box code.
6121 is also the box code for 1 post office box location.