Call numbers in the Library of Congress (LC) classification system most closely related to media studies include:
- Public Relations, Management: HD59-59.6
- Advertising: HF5801-6182.2
- Communication, Mass Media: HM1206-1211
- Social Influence: HM 259
- Public opinion: HM 261
- Public Relations, publicity, propaganda: HM 263
- Interpersonal relations. Social Behavior: HM1106-HM1171
- Social Influence, social pressure: HM1176-HM1281
- Public Relations, Social Psychology: HM1221
- Publicity, Propaganda, Public Opinion: HM1226-1236
- Communication in Politics: JA85-85.2
- Public Relations, Propaganda, Government Publicity: JF1525.P8
- Mass Media, Press law: KF2750
- Law of Telecommunications: KF2761-KF2765
- Philology. Linguistics: P1-1091
- Communication, Mass Media: P87-96
- Journalism. The periodical press, etc: PN4699-5650
- Broadcast Journalism: PN4784.B75
- Telecommunication: TK5101-5105.9