| 901 |
Universidad Rey Juan Carlos (URJC) | Spain | academic | 1.7.x XML Manakin | | |
| 902 |
Universidad Politécnica de Cartagena | Spain | academic | | | |
| 903 |
Universidad Internationacional de Andalucia | Spain | academic | | | |
| 904 |
Universidad San Pablo CEU | Spain | academic | | | |
| 905 |
Universitat Jaume I | Spain | academic | 1.6.x JSP | | |
| 906 |
Universidade de Santiago de Compostela | Spain | academic | 1.6.x JSP | | |
| 907 |
Universidade da Coruña, Galicia | Spain | academic | | | |
| 908 |
Universitat de Barcelona | Spain | academic | 1.6.x JSP | | |
| 909 |
CALAIX | Spain | government | 1.6.x XML Manakin | | |
| 910 |
CFIE de Valladolid | Spain | academic | 1.7.x JSP | | |
| 911 |
Universitat Politècnica de Catalunya, Treballs Acadèmics | Spain | academic | | | |
| 912 |
Universidad de Valencia | Spain | academic | 1.5.x XML Manakin | | |
| 913 |
A Estrada. Miscelánea Histórica e Cultural | Spain | academic | 1.4.x | | |
| 914 |
Universitat Politècnica de Catalunya, UPCommons | Spain | academic | 1.7.x XML Manakin | | |
| 915 |
University of Cadiz | Spain | academic | 1.6.x XML Manakin | | |
| 916 |
Universitat Pompeu Fabra | Spain | academic | 1.7.x JSP | | |
| 917 |
Universitat Politècnica de Catalunya, Revistes | Spain | academic | | | |
| 918 |
Universidad de Valladolid | Spain | academic | 1.7.x XML Manakin | | |
| 919 |
Universidad Politécnica de Valencia | Spain | academic | 1.7.x XML Manakin | | |
| 920 |
Universitat Oberta de Catalunya | Spain | academic | 1.5.x JSP | | |
| 921 |
Agencia de Obra Pública de la Junta de Andalucía | Spain | government | | | |
| 922 |
Agencia de Obra Pública de la Junta de Andalucía, OPLex | Spain | government | | | |
| 923 |
Centro de Investigación y Tecnología Agroalimentaria de Aragón | Spain | government | | | |
| 924 |
Universitat de Lleida | Spain | academic | 1.7.x XML Manakin | | |
| 925 |
UOC Institutional Respository | Spain | academic | | | |
| 926 |
Universidad de Alicante | Spain | academic | 1.7.x JSP | | |
| 927 |
Real Academia de Córdoba | Spain | academic | 1.7.x JSP | | |
| 928 |
EMD Fundacion Sancho el Sabio Fundazioa | Spain | government | 3.x JSP | | |
| 929 |
Consejo Superior de Investigaciones Cientificas (CSIC) | Spain | research center | 1.6.x JSP | | |
| 930 |
Biblioteca Universia | Spain | academic | | | |
| 931 |
Gobierno del Principado de Asturias y Universidad de Oviedo | Spain | academic | | | |
| 932 |
InterSalud | Spain | other | | | |
| 933 |
Recerca de Catalunya, RECERCAT | Spain | academic | 1.7.x JSP | | |
| 934 |
Patronato de la Alhambra y el Generalife | Spain | research center | 1.5.x JSP | | |
| 935 |
Materials Docents En Xarxa, Consortium of Academic Libraries of Catalonia (CBUC) and the Supercomputation Centre of Catalonia (CESCA) | Spain | academic | 1.5.x JSP | | |
| 936 |
Universidad de Almería | Spain | academic | | | |
| 937 |
Akitz Cybergatis | Spain | nonprofit | 1.7.x JSP | | |
| 938 |
Centro de Investigación y Tecnología Agroalimentaria de Aragón | Spain | research center | 1.5.x JSP | | |
| 939 |
Universidad del País Vasco (UPV/EHU) | Spain | academic | | | |
| 940 |
Universidad de Castilla-La Mancha | Spain | academic | | | |
| 941 |
Universidad de Oviedo | Spain | academic | 1.6.x JSP | | |
| 942 |
Digital.CSIC | Spain | other | 1.6.x JSP | | |
| 943 |
CBUC/CESCA | Spain | academic | 1.6.x XML Manakin | | |
| 944 |
Tesis Doctorals en Xarxa (CBUC/CESCA) | Spain | academic | 1.6.x XML Manakin | | |
| 945 |
Universidad de Leon | Spain | academic | 1.7.x XML Manakin | | |
| 946 |
Universidad de Salamanca | Spain | academic | | | |
| 947 |
Universidad Carlos III de Madrid | Spain | academic | | | |
| 948 |
Gobierno Vasco | Spain | government | 1.5.x JSP | | |
| 949 |
Universidad de Huelva | Spain | academic | | | |
| 950 |
Universidad de Alcalá | Spain | academic | 1.6.x XML Manakin | | |
