| ADAMO TELECOM IBERIA, S.A. |
837 |
| ADVANCED TELEPHONE SERVICES, S.A.U. |
898 |
| ADVANCED VOICE, S.L. |
875 |
| AIRE NETWORKS DEL MEDITERRÁNEO, S.L.U. |
825 / 843 |
| ALAI OPERADOR DE TELECOMUNICACIONES, S.L. |
32 |
| ALHAMBRA SYSTEMS, S.A. |
832 |
| ALISYS DIGITAL, S.L.U. |
861 |
| ASTROLINE VOIPSERVICES, S.L. |
807 |
| AVATEL MÓVIL, S.L.U. |
887 / 904 |
| AVIVA VOICE SYSTEMS AND SERVICES, S.L. |
- |
| BB PHONE LEVANTE, S.L.U. |
853 |
| BELGACOM INTERNATIONAL CARRIER SERVICES, S.A. |
824 |
| BNT BUSINESS, S.L. |
881 |
| BT GLOBAL ICT BUSINESS SPAIN, S.L.U. |
813 |
| CITELIA, S.A. |
876 |
| COLT TECHNOLOGY SERVICES, S.A.U. |
25 |
| COMPATEL LTD |
- |
| COMUNICACIONES 2012, S.L.U. |
883 |
| COMUNISTONE, S.L. |
895 |
| CONTACTA SERVICIOS AVANZADOS, S.L. |
823 |
| DIALOGA SERVICIOS INTERACTIVOS, S.L. |
831 |
| DIDWW IRELAND LIMITED |
838 |
| DIGI SPAIN TELECOM, S.A.U. |
864 |
| DIGITARAN, S.L.U. |
833 |
| DRAGONET COMUNICACIONES, S.L. |
857 |
| DUOCOM EUROPE, S.L. |
826 |
| EMBOU NUEVAS TECNOLOGÍAS, S.L. |
866 |
| ENREACH COMMUNICATIONS, S.L. |
847 / 806 |
| EUSKALTEL, S.A. |
20 |
| EVOLUTIO CLOUD ENABLER, S.A. |
24 |
| FIBRACAT TELECOM, S.L. |
862 |
| FLASH MEDIA EUROPA, S.L. |
863 |
| G9TELECOM, S.A. |
804 |
| GAMMA OPERADORA DE COMUNICACIONES, S.A. |
879 |
| GRUPALIA INTERNET, S.A. |
23 |
| IBERIA VOZ & DATA, S.L. |
801 |
| ICATEL NETWORK, S.L. |
880 |
| IDECNET, S.A. |
11 |
| INCOTEL INGENIERIA Y CONSULTORIA, S.A. |
821 |
| INCOTEL SERVICIOS AVANZADOS, S.L. |
822 |
| INSTAL MATEL, S.L. |
893 |
| INTERNET GLOBAL BUSINESS, S.L. |
818 |
| IOVOX LTD. |
873 |
| IPARFIBRA, S.L.U. |
830 |
| JETNET WIMAX, S.A. |
50 |
| KNET COMUNICACIONES, S.L.U. |
842 |
| LINK MOBILITY SPAIN, S.L.U. |
- |
| LLEIDA NETWORKS SERVEIS TELEMATICS, S.A. |
809 |
| LOCAL EXCHANGE GLOBAL OPERATION SERVICES, S.L.U. |
871 |
| MANIFONE IBERIA, S.L. |
800 |
| MAS IP TI, S.L. |
890 |
| NET REAL SOLUTIONS, S.L. |
882 |
| NETWORKSLAND, S.L.U. |
859 |
| NUMINTELECOM, S.L. |
820 |
| ODIGO IBERIA, S.L.U. |
892 |
| OPEN CABLE TELECOMUNICACIONES, S.L. |
885 |
| OPERADORA DE TELECOMUNICACIONES OPERA, S.L. |
65 |
| OPERADORS QUILOMETRE ZERO, S.L. |
802 |
| ORANGE BUSINESS SPAIN, S.A. |
38 |
| ORANGE ESPAGNE, S.A.U. |
03 |
| ORBITAL TELEFONÍA Y EQUIPOS, S.L. |
808 |
| OVH HISPANO, S.L.U. |
886 |
| PATUMOVIL CANARIAS, S.L.U. |
854 |
| PEOPLETEL, S.A. |
53 |
| PREMIUM NUMBERS, S.L. |
67 |
| PROCONO, S.A. |
48 |
| R CABLE Y TELECABLE TELECOMUNICACIONES, S.A.U. |
15 / 08 |
| SARENET, S.A. |
867 |
| SEWAN ESPAÑA, S.L.U. |
889 |
| SILBÖ TELECOMUNICACIONES, S.L. |
850 |
| SINCH COMMUNICATIONS SPAIN, S.L. |
- |
| SINEASEN, S.L. |
874 |
| SINERGYNE GLOBAL COMMUNICATIONS, S.L. |
836 |
| SIPTIZE, S.L. |
844 |
| SOLUCIONES CORPORATIVAS IP, S.L. |
805 |
| TATA COMMUNICATIONS (SPAIN), S.L. |
45 |
| TEDRA GLOBAL SOLUTIONS ,S.L. |
812 |
| TELCIA COMUNICACIONES, S.L. |
856 |
| TELCOM BUSINESS SOLUTIONS, S.L. |
848 |
| TELEFONIA I DADES DE CATALUNYA,S.L. |
877 |
| TELEFÓNICA DE ESPAÑA, S.A.U. |
01 |
| TELEFÓNICA MÓVILES ESPAÑA, S.A.U. |
51 |
| TELENORT SOLUCIONES INTEGRALES, S.L.U. |
835 |
| TELL ME TELECOM S.L.U. |
894 |
| TRISONATA, S.L. |
860 |
| TWILIO IRELAND LTD |
891 |
| VERIZON SPAIN, S.L.U. |
56 |
| VODAFONE ESPAÑA, S.A.U. |
02 / 05 / 26 |
| VODAFONE ONO, S.A.U. |
02 / 05 / 26 |
| VOICE CLOUD, S.L. |
849 |
| VOIPED TELECOM, S.L.U. |
814 |
| VOIPING US, S.L. |
852 |
| VOXBONE, S.A. |
834 |
| VOZ COMPUTING, S.L.U. |
855 |
| XFERA MÓVILES, S.A. |
74 |
| XTRA TELECOM, S.A.U. |
31 / 66 / 28 |
