Porta Linguarum Journal is indexed in the Web of Science by Clarative Analytics, which guarantees that the quality criteria and requirements of the journals included in this database are met, such as external evaluators, double-blind evaluation system, openness, and international dissemination, among others. Within the JCR, the journal is indexed in the Arts and Humanities Citation Index (A&HCI) and Social Sciences Citation Index (SCCI) databases with an impact of 1.2 for the year 2022. It is thus one of the few Spanish journals in the area of foreign language teaching that is indexed in the WoS. It also has a JCI (Journal Citation Indicator) in 2022 of 0.67.

Likewise, the journal Porta Linguarum is included in Scopus (CiteScore 0.9), Scimago-SJR both in the area of Language and Linguistics and in that of Education. It has an SJR impact index for 2022 of 0.31.

In addition, the journal is included in several prestigious databases, such as MLA International Bibliography, Scimago, ISOC, DICE, RESH, ULRICHS or DIALNET. It can be consulted at EBSCO, Gale or ProQuest, among others. It is classified in CIRC as a category A journal, in the Latindex catalogue (31/33), in CARHUS+ and in MIAR. Porta Linguraum has the FECYT Quality Label renewed for the last time in 2023.