Balcanica Posnaniensia. Acta et studia is covered by the following services:
- Arianta
- Baidu Scholar
- Biblioteka Nauki
- CEEAS (Central & Eastern European Academic Source)
- CEJSH (The Central European Journal of Social Sciences and Humanities)
- CNKI Scholar (China National Knowledge Infrastructure)
- Dimensions
- EBSCO
- ERIH PLUS (European Reference Index for the Humanities and Social Sciences)
- ExLibris
- Google Scholar
- Index Copernicus International
- J-Gate
- MyScienceWork
- Naver Academic
- Naviga (Softweco)
- ProQuest
- ReadCube
- ScienceON/AccessON
- Scilit
- Scite
- Semantic Scholar
- Sherpa/RoMEO
- TDOne (TDNet)
- WanFang Data
- WorldCat (OCLC)
- X-MOL
Additionally, the journal is registered and indexed in the Crossref database.