Effective January 28, 2003, OCLC changed the following state code abbreviations for the following Canadian Provinces/Territories.
| Province or Territory | Current Abbr. | Changed To | New Abbr. |
| New Brunswick | NK | Changed to | NB |
| Nunavut | Newly added code | NU | |
| Newfoundland and Labrador | Labrador added | NL | |
| Prince Edward Island | PI | Changed to | PE |
| Quebec | QU | Changed to | QC |
| Saskatchewan | SN | Changed to | SK |
| Yukon | YK | Changed to | YT |
The location displays in the following utilize these abbreviations:
OCLC Cataloging
OCLC Connexion
OCLC FirstSearch
OCLC Interlibrary Loan
OCLC Union List
The abbreviations used in Participating Institutions have also been changed.
Please note: These codes are NOT used for input in fields 008 and 043. They are used only in profiling and holdings displays.
Making this change brings consistency to all places in OCLC systems that use Canadian Province/Territory abbreviations.
Last revised: 06 May 2003