BIC are the same thing and are interchangeable terms. In a nutshell the SWIFT code is a unique bank code used for all interbank messaging. The overlapping issue between ISO 9362 and ISO 13616 is discussed in the article International Bank Account Number (also called IBAN). You can try the website that deals with SWIFT or BIC codes. The SWIFT code is 8 or 11 characters, made up of: 4 letters: Institution Code or bank code.

CountryCityBank NameBranchSWIFT
New Zealand Auckland Wolf Sparkasse Wolf Sparkasse WOLSNZ21XXX
 
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