District 4

Format

1x2 Callsigns 2x1 Callsigns 2x2 Callsigns 1x3 Callsigns 2x3 Callsigns

2x2 Callsigns (100)

Callsign	Phonetic	Morse	End Date	Available Date	Status
AI4CQ	10	55	2024-03-05	2026-03-06	Available
AI4CR	11	49	2033-09-25	—	Active
AI4CS	11	47	2032-12-01	—	Active
AI4CT	10	45	2003-12-19	2005-12-20	Available
AI4CU	11	49	2024-03-05	2026-03-06	Available
AI4CV	10	51	2034-01-04	—	Active
AI4CW	10	51	2036-08-11	—	Active (Vanity)
AI4CX	10	53	2032-04-07	—	Active
AI4CY	10	55	2024-03-05	2026-03-06	Available
AI4CZ	10	53	2023-05-15	2025-05-16	Available
AI4DA	10	43	2031-11-27	—	Active
AI4DB	10	47	2030-12-09	—	Active
AI4DC	10	49	2028-06-12	—	Active (Vanity)
AI4DD	10	45	2033-12-17	—	Active
AI4DE	10	39	2033-12-22	—	Active
AI4DF	10	47	2004-06-25	2006-06-26	Available
AI4DG	9	47	2026-08-04	—	Active
AI4DH	10	45	2033-02-24	—	Active (Vanity)
AI4DI	11	41	2004-01-30	2006-01-31	Available
AI4DJ	11	51	2004-02-07	2006-02-08	Available
AI4DK	10	47	2033-02-24	—	Active
AI4DL	10	47	2033-11-13	—	Active
AI4DM	9	45	2035-01-09	—	Active (Vanity)
AI4DN	11	43	2004-02-13	2006-02-14	Available
AI4DO	10	49	2004-04-13	2006-04-14	Available
AI4DP	10	49	2034-08-11	—	Active
AI4DQ	10	51	2028-03-20	—	Active (Vanity)
AI4DR	11	45	2030-09-01	—	Active (Vanity)
AI4DS	11	43	2027-03-12	—	Active (Vanity)
AI4DT	10	41	2029-03-25	—	Active (Vanity)
AI4DU	11	45	2024-03-05	2026-03-06	Available
AI4DV	10	47	2033-03-31	—	Active
AI4DW	10	47	2024-03-05	2026-03-06	Available
AI4DX	10	49	2036-04-08	—	Active (Vanity)
AI4DY	10	51	—	—	Available
AI4DZ	10	49	2034-03-08	—	Active
AI4EA	10	37	2030-06-02	—	Active
AI4EB	10	41	2004-03-10	2006-03-11	Available
AI4EC	10	43	2033-12-17	—	Active
AI4ED	10	39	2027-08-21	—	Active (Vanity)
AI4EE	10	33	2027-07-11	—	Active (Vanity)
AI4EF	10	41	2033-02-11	—	Active
AI4EG	9	41	2026-09-01	2028-09-02	Canceled (grace period)
AI4EH	10	39	2014-03-03	2016-03-04	Available
AI4EI	11	35	2031-08-23	—	Active (Vanity)
AI4EJ	11	45	2036-04-22	—	Active
AI4EK	10	41	2013-05-08	2015-05-09	Available
AI4EL	10	41	2024-03-05	2026-03-06	Available
AI4EM	9	39	2032-04-26	—	Active (Vanity)
AI4EN	11	37	2033-10-09	—	Active
AI4EO	10	43	2032-05-20	—	Active
AI4EP	10	43	2016-01-16	2018-01-17	Available
AI4EQ	10	45	2004-04-20	2006-04-21	Available
AI4ER	11	39	2004-04-13	2006-04-14	Available
AI4ES	11	37	2024-12-31	2027-01-01	Canceled (grace period)
AI4ET	10	35	2030-08-01	—	Active (Vanity)
AI4EU	11	39	2034-03-22	—	Active
AI4EV	10	41	2014-01-07	2016-01-08	Available
AI4EW	10	41	2029-04-02	—	Active (Vanity)
AI4EX	10	43	2009-12-09	2011-12-10	Available
AI4EY	10	45	2033-09-21	—	Active
AI4EZ	10	43	2007-07-31	2009-08-01	Available
AI4FA	10	45	2034-07-07	—	Active
AI4FB	10	49	2004-05-04	2006-05-05	Available
AI4FC	10	51	2022-12-17	2024-12-18	Available
AI4FD	10	47	2009-03-10	2011-03-11	Available
AI4FE	10	41	2004-05-18	2006-05-19	Available
AI4FF	10	49	2034-03-03	—	Active
AI4FG	9	49	2034-03-03	—	Active
AI4FH	10	47	2034-03-03	—	Active
AI4FI	11	43	2024-03-05	2026-03-06	Available
AI4FJ	11	53	2023-09-29	2025-09-30	Available
AI4FK	10	49	2036-07-24	—	Active
AI4FL	10	49	2035-08-21	—	Active
AI4FM	9	47	2014-05-11	2016-05-12	Available
AI4FN	11	45	2030-10-18	—	Active
AI4FO	10	51	2033-04-27	—	Active
AI4FP	10	51	2036-09-24	—	Active (Vanity)
AI4FQ	10	53	2023-04-11	2025-04-12	Available
AI4FR	11	47	2033-08-12	—	Active
AI4FS	11	45	2006-11-21	2008-11-22	Available
AI4FT	10	43	2005-04-02	2007-04-03	Available
AI4FU	11	47	2033-10-23	—	Active
AI4FV	10	49	2004-07-30	2006-07-31	Available
AI4FW	10	49	2004-06-18	2006-06-19	Available
AI4FX	10	51	2035-01-07	—	Active (Vanity)
AI4FY	10	53	2031-04-02	—	Active
AI4FZ	10	51	2004-06-22	2006-06-23	Available
AI4GA	9	45	2035-06-07	—	Active
AI4GB	9	49	2014-04-12	2016-04-13	Available
AI4GC	9	51	2016-09-05	2018-09-06	Available
AI4GD	9	47	2004-08-06	2006-08-07	Available
AI4GE	9	41	2024-05-25	2026-05-26	Available
AI4GF	9	49	2019-04-02	2021-04-03	Available
AI4GG	8	49	2004-10-13	2006-10-14	Available
AI4GH	9	47	2007-07-31	2009-08-01	Available
AI4GI	10	43	2034-07-26	—	Active
AI4GJ	10	53	2034-08-23	—	Active
AI4GK	9	49	2032-03-14	—	Active
AI4GL	9	49	2013-07-08	2015-07-09	Available

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