If you have a specific piece in mind, you can search by title, author (person/organization/composer), or both on MaagNET. Below are general call number ranges for organ music. You can browse the shelves or you can consult MaagNET for a listing of materials by call number. To search by call number on MaagNET, select LC Call Number and enter the beginning of a call number, ex. M214
*Some of the recommended call numbers below contain music that does not include the organ. For those, consider limiting the results to "words in subject" = "organ" or "words in subject" = "organs."
Suggested Call Numbers for Organ Music (links provided for call numbers currently in use in MaagNET)
| M6 - M14 | Organ Solo |
| M6 | Miscellaneous Collections |
| M7 | General Collections - Original Compositions |
| M8 | Sonatas |
| M9 | Suites & Cyclical Works |
| M10 | Fugues (with or without preludes) |
| M11 | General Pieces |
| M11.2 | Pedal Pieces |
| M12 | Arrangements - Collections |
| M13 | Arrangements - Separate Works |
| M14 | Accompaniments to Collections of Psalms & Hymns |
| M180 - M181 | 1 or more organs, 2 or more players |
| M180 | Collections |
| M181 | Separate Works |
| M182 - M186 | Organ and 1 Other Instrument (including piano) |
| M182 | Miscellaneous Collections |
| M183 | Original Compositions - General Collections |
| M184 | Original Compositions - Special Collections & Separate Works |
| M185 | Arrangements - Collections |
| M186 | Arrangements - Separate Works |
| M200 - M204 | Organ and 1 other instrument (M200, M201, M202, M203, M204) |
| M300 - M304 | Organ and 2 other instruments (M302, M304) |
| M400 - M404 | Organ and 3 other instruments (M402, M404) |
| M500 - M504 | Organ and 4 other instruments (M502, M504) |
| M600 - M604 | Organ and 5 other instruments (M602, M604) |
| M700 - M704 | Organ and 6 other instruments |
| M800 - M804 | Organ and 7 other instruments (M802) |
| M900 - M904 | Organ and 8 other instruments (M902) |
| M1005 | Concertos with Orchestra |
| M1006 | Concertos with Orchestra (arranged) |
| M1008 | Concertos with String Orchestra |
| M1009 | Concertos with String Orchestra (arranged) |
| MT180 - MT208 | Studies and Methods |
| MT180 | General |
| MT182 | Systems & Methods |
| MT185 | Studies & Exercises |
| MT187 | Pedal Techniques |
| MT189 | Registration Techniques |
| MT190 | Accompaniment techniques for Gregorian chant and other liturgical music |
| MT191 | Other (A-Z) |
| MT192 - MT199 | Electronic (including synthesizers with keyboards) (MT192) |
| MT200 - MT208 | Reed Organ (Harmonium) |
