The first 2 letters identify the library and the last 3 letters identify the category.
All libraries will not necessarily have all holdings codes.
| Holdings Code | Item Description | Holdings Code | Item Description |
|---|---|---|---|
| AAB | Audio Biography | JVF | Juvenile Fiction |
| AAF | Audio Fiction | JVN | Juvenile Nonfiction |
| AAN | Audio Nonfiction | LIT | Literacy Materials |
| ABC | Adult Book Club Kit | LPB | Large Print Biography |
| AJB | Audio Juvenile Biography | LPF | Large Print Fiction |
| AJF | Audio Juvenile Fiction | LPN | Large Print Nonfiction |
| AJK | Audio + Book Juvenile Kit | LST | Lost items |
| AJN | Audio Juvenile Nonfiction | MIS | Baby Booster Box/Bag |
| BKB | Adult Biography | MP3 | MP3 Audio Disc |
| BKF | Adult Fiction | PBA | Adult Paperback |
| BKN | Adult Nonfiction | PLY | Playaway Audiom |
| CAB | CD Audio Biography | PRA | Periodical Adult |
| CAF | CD Audio Fiction | PRJ | Periodical Juvenile |
| CAN | CD Audio Nonfiction | PRO | Office |
| CDA | Music CD Adult | PTR | Juv Parent/Teacher Resource |
| CJB | CD Juvenile Audio Biography | RFA | Reference Adult |
| CJF | CD Juvenile Audio Fiction | RFJ | Reference Juvenile |
| CJK | CD + Book Juvenile Kit | RFL | Reference Pamphlet/Leaflet |
| CJN | CD Juvenile Audio Nonfiction | RFY | Reference YA |
| CYB | CD YA Biography | ROS | Rosetta Stone Kit |
| CYF | CD YA Fiction | SAB | Spanish Audio Biography |
| CYN | CD YA Nonfiction | SAF | Spanish Audio Fiction |
| DEP | Deposit Required | SAN | Spanish Audio Nonfiction |
| DVD | DVD | SBB | Spanish Biography |
| DVB | DVD Television Series | SBF | Spanish Fiction |
| EQP | Equipment | SBN | Spanish Nonfiction |
| ERD | E-reader device | SJA | Spanish Juvenile Audio |
| FAB | Folio Adult Biography | SJF | Spanish Juvenile Fiction |
| FAF | Folio Adult Fiction | SJN | Spanish Juvenile Nonfiction |
| FAN | Folio Adult Nonfiction | SOA | Adult Fiction Multicopy |
| FAR | Folio Adult Reference | SOJ | Juvenile Multicopy |
| FJE | Folio Easy juvenile | SON | Nonfiction Multicopy |
| FOJ | Folio Juvenile | SOY | YA Multicopy |
| GAM | Wii Games | SRA | Spanish reference Adult |
| GNA | Adult Graphic Novel | VDA | Video Adult |
| GNJ | Juvenile Graphic Novel | VDC | Video Children |
| GNY | YA Graphic Novel | YAB | YA Biography |
| JBB | Juvenile Board Book | YAF | YA Fiction |
| JEA | Juvenile Easy Book | YAN | YA Nonfiction |
| JER | Juvenile Easy Reader | YPB | YA Paperback |
| JMN | Juvenile Mini Book | ||
| JVB | Juvenile Biography | ||