Numbering assigned to Xtra Telecom

According to the CNMC numbering register, Xtra Telecom holds 244 assigned blocks with 2,386,000 numbers under 79 prefixes. 2,386,000 of them are landline numbers.

Holder in the register: XTRA TELECOM, S.A. UNIPERSONAL.

Landline prefixes

Prefix	Blocks	Numbers	Of the prefix	Other operators in the prefix	Assigned
822	4	40,000	4%	42	2 Dec 2015 – 1 Jul 2021
824	2	20,000	2%	33	18 Feb 2019 – 5 Feb 2021
825	2	20,000	2%	33	5 Mar 2020 – 1 Jul 2021
828	4	40,000	4%	41	2 Dec 2015 – 10 Nov 2020
850	2	20,000	2%	5	6 Aug 2018 – 1 Jul 2021
853	1	10,000	1%	19	25 Jun 2020
854	5	50,000	5%	37	4 Oct 2017 – 17 Dec 2018
856	6	60,000	6%	43	17 Feb 2015 – 14 Jul 2020
857	1	10,000	1%	35	14 Jul 2020
858	4	40,000	4%	43	2 Dec 2015 – 14 Jul 2020
864	1	10,000	1%	28	5 Feb 2021
865	8	80,000	8%	41	17 Feb 2015 – 10 Sept 2021
868	7	70,000	7%	49	17 Feb 2015 – 1 Jul 2021
871	3	30,000	3%	42	2 Dec 2015 – 14 Jul 2020
872	2	20,000	2%	42	17 Feb 2015 – 14 Jul 2020
876	4	40,000	4%	45	17 Feb 2015 – 30 Oct 2019
877	3	30,000	3%	40	6 Aug 2018 – 1 Jul 2021
881	4	40,000	4%	45	17 Feb 2015 – 10 Sept 2021
883	1	10,000	1%	25	14 Jul 2020
886	5	23,000	2.3%	42	2 Dec 2015 – 19 Jun 2025
887	1	10,000	1%	27	5 Feb 2021
910	3	30,000	3%	22	18 Jul 2018 – 25 Jun 2020
911	9	90,000	9%	22	26 Oct 2000 – 2 Dec 2015
918	1	10,000	1%	5	17 Feb 2015
919	11	110,000	11%	36	4 Oct 2017 – 10 Nov 2020
920	2	20,000	2%	42	17 Feb 2015 – 2 Dec 2015
921	2	20,000	2%	43	17 Feb 2015 – 2 Dec 2015
922	1	10,000	1%	8	17 Feb 2015
923	2	20,000	2%	45	17 Feb 2015 – 2 Dec 2015
924	2	20,000	2%	15	17 Feb 2015 – 2 Dec 2015
925	2	20,000	2%	18	17 Feb 2015 – 2 Dec 2015
926	3	30,000	3%	34	17 Feb 2015 – 14 Jul 2020
927	5	23,000	2.3%	45	17 Feb 2015 – 9 May 2025
928	1	10,000	1%	10	17 Feb 2015
930	4	40,000	4%	35	25 Jun 2020 – 5 Feb 2021
931	12	120,000	12%	17	17 Feb 2015 – 18 Feb 2019
932	1	10,000	1%	9	26 Oct 2000
936	5	50,000	5%	14	18 Jul 2018 – 10 Nov 2020
937	1	10,000	1%	6	18 Jul 2018
938	1	10,000	1%	2	17 Feb 2015
941	2	20,000	2%	47	17 Feb 2015 – 2 Dec 2015
942	3	30,000	3%	22	12 Apr 2011 – 2 Dec 2015
943	3	30,000	3%	12	2 Jul 2008 – 2 Dec 2015
945	2	20,000	2%	46	17 Feb 2015 – 2 Dec 2015
946	4	40,000	4%	31	17 Feb 2015 – 10 Nov 2020
947	3	30,000	3%	45	17 Feb 2015 – 2 Dec 2015
948	3	30,000	3%	7	17 Feb 2015 – 2 Dec 2015
949	2	20,000	2%	43	17 Feb 2015 – 2 Dec 2015
950	3	30,000	3%	44	17 Feb 2015 – 25 Jun 2020
951	9	90,000	9%	29	17 Feb 2015 – 5 Feb 2021
953	3	30,000	3%	29	17 Feb 2015 – 6 Aug 2018
954	1	10,000	1%	6	17 Feb 2015
955	3	30,000	3%	20	17 Feb 2015 – 2 Dec 2015
957	3	30,000	3%	14	17 Feb 2015 – 2 Dec 2015
958	1	10,000	1%	10	17 Feb 2015
959	3	30,000	3%	38	17 Feb 2015 – 5 Mar 2020
960	12	120,000	12%	49	26 Oct 2000 – 10 Nov 2020
963	1	10,000	1%	4	17 Feb 2015
964	3	30,000	3%	17	17 Feb 2015 – 2 Dec 2015
965	1	10,000	1%	9	17 Feb 2015
966	5	50,000	5%	10	17 Feb 2015 – 2 Dec 2015
967	2	20,000	2%	43	17 Feb 2015 – 2 Dec 2015
968	1	10,000	1%	6	17 Feb 2015
969	2	20,000	2%	43	17 Feb 2015 – 2 Dec 2015
971	1	10,000	1%	9	17 Feb 2015
972	2	20,000	2%	7	2 Dec 2015
973	3	30,000	3%	12	20 Nov 2008 – 2 Dec 2015
974	2	20,000	2%	44	17 Feb 2015 – 2 Dec 2015
975	2	20,000	2%	42	17 Feb 2015 – 2 Dec 2015
977	2	20,000	2%	10	17 Feb 2015 – 2 Dec 2015
978	2	20,000	2%	42	17 Feb 2015 – 2 Dec 2015
979	2	20,000	2%	42	17 Feb 2015 – 2 Dec 2015
980	2	20,000	2%	43	17 Feb 2015 – 2 Dec 2015
982	2	20,000	2%	45	17 Feb 2015 – 2 Dec 2015
983	2	20,000	2%	21	17 Feb 2015 – 2 Dec 2015
984	4	40,000	4%	49	17 Feb 2015 – 10 Nov 2020
986	1	10,000	1%	10	17 Feb 2015
987	2	20,000	2%	19	17 Feb 2015 – 2 Dec 2015
988	2	20,000	2%	44	17 Feb 2015 – 2 Dec 2015

An assigned block shows which operator the CNMC gave that numbering to. Because of number portability, a given number may now be with another operator, and a prefix does not identify the caller on its own.

Source

Comisión Nacional de los Mercados y la Competencia (CNMC) · Registro de numeración: bloques de numeración asignados (bd-num) · Data imported on 2 Jul 2026

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