Public regulatory phone

(214) 222-6460

Associations below come from public FCC regulatory records. Confidence describes the source relationship, not current ownership of the number.

Company or contact	FRN	System	Source record	Confidence	Observed
AMS Spectrum Holdings, LLC L	0019131390	ULS	0d24c8c1bb100d2febc6852cae3599d9c924778d886a46a13c91f9b4906ddd24	Authoritative identifier (100.0%)	2026-08-24 20:14:21
AMS Spectrum Holdings, LLC L	0019131390	ULS	0d04adefeabf1bcce5cfa8089e18348ec137b54e18c458b15ec12a187f36d421	Authoritative identifier (100.0%)	2026-08-24 14:44:18
Verizon Wireless Messaging Services L	0003295904	ULS	0cf1c34e40110d6ac2667e500e5b58fb08ebbc2a6378f529c94bac8ff556e8d3	Authoritative identifier (100.0%)	2026-08-24 12:14:16
AMS Spectrum Holdings, LLC L	0019131390	ULS	0c026a9ca3159c8d6762932e3f6716377eecd3e456d54e16ca5f340714459607	Authoritative identifier (100.0%)	2026-08-22 05:44:09
AMS Spectrum Holdings, LLC L	0019131390	ULS	0bf5b83c4d2c43abc3001b7840a0a5245f3de91e29ab31c06aa0cd71521a0f58	Authoritative identifier (100.0%)	2026-08-22 04:14:07
Verizon Wireless Messaging Services L	0003295904	ULS	0a262550b476e52c38240f9ca643850a20fd50edd13969117a1e175c3f6f4bc9	Authoritative identifier (100.0%)	2026-08-18 05:19:41
Verizon Wireless Messaging Services L	0003295904	ULS	0992c4b459fedd4dd9a546b1512c47e11dc3779b7dcb8686d5fd2a683d1ab2c4	Authoritative identifier (100.0%)	2026-08-17 00:19:23
AMS Spectrum Holdings, LLC L	0019131390	ULS	099060e096191f9bfb205bc489fe0fc882728b7d09c2c994f519c0ab8ba9809f	Authoritative identifier (100.0%)	2026-08-16 23:49:29
Verizon Wireless Messaging Services L	0003295904	ULS	083108a22afb3b45aca8437f308e87e1eed0a47fa36d2c1c5cc5c932cafca59e	Authoritative identifier (100.0%)	2026-08-14 01:19:14
AMS Spectrum Holdings, LLC L	0019131390	ULS	07b58addf3f1883d0a009d984863c98a564e58414a572d1ae75d2a58803ab4e0	Authoritative identifier (100.0%)	2026-08-13 06:19:08
AMS Spectrum Holdings, LLC L	0019131390	ULS	07a3a75b5f17e9be2527a2043fa1d3bde65837c69c5e1c2a1ef3879cca8e8c1d	Authoritative identifier (100.0%)	2026-08-13 03:19:08
AMS Spectrum Holdings, LLC L	0019131390	ULS	06e0c5e831ae4fd40f388c34b9b495f0d8290481b719c9f896d683b9a3048af0	Authoritative identifier (100.0%)	2026-08-12 04:19:03
AMS Spectrum Holdings, LLC L	0019131390	ULS	069690002b3fcd7fa598a3bd0644315df82d998bd5a5c55e90d366cc0e2cd6b6	Authoritative identifier (100.0%)	2026-08-11 15:18:59
AMS Spectrum Holdings, LLC L	0019131390	ULS	06688f97f0c70d5b2f73ac559991683d6022711e82c1ae1988833ed8d35b4324	Authoritative identifier (100.0%)	2026-08-11 09:49:03
AMS Spectrum Holdings, LLC L	0019131390	ULS	0584d23f6fe20e246d018c103a441235c03b462e4463fdf4051a6b13e8bfb904	Authoritative identifier (100.0%)	2026-08-09 22:18:54
AMS Spectrum Holdings, LLC L	0019131390	ULS	05018207ce3c5622bd45a5b68c52abd584b370b50bc6dab68447783cbb96875b	Authoritative identifier (100.0%)	2026-08-08 11:48:46
Verizon Wireless Messaging Services L	0003295904	ULS	04e395400643ef1266e6653f475479bb3def325deba2efa90d1a9c89bbb5f12f	Authoritative identifier (100.0%)	2026-08-08 07:48:46
Verizon Wireless Messaging Services L	0003295904	ULS	047a4fde309ba36926584788b7f381fcb18a94fc2bc14edb3c262cde7f0846d2	Authoritative identifier (100.0%)	2026-08-07 19:18:44
Verizon Wireless Messaging Services L	0003295904	ULS	04556ade0cb8228b1b931c9bad7d2aece373c8577cd32a20d5bbf725db3c5982	Authoritative identifier (100.0%)	2026-08-07 09:18:40
AMS Spectrum Holdings, LLC L	0019131390	ULS	0442f332d90fdcfcde50efdf265f7385c6a234c64addd328d58faebdc7552039	Authoritative identifier (100.0%)	2026-08-07 07:48:42
AMS Spectrum Holdings, LLC L	0019131390	ULS	039005ab86057061e4703e12457d1109843a99b2978cf6d886056f657a71377d	Authoritative identifier (100.0%)	2026-08-06 05:18:35
Verizon Wireless Messaging Services L	0003295904	ULS	0314943435aac10a935e32c3fd7f9af6a1cf56c9407dcdb69f8702627f681511	Authoritative identifier (100.0%)	2026-08-05 14:48:32
Verizon Wireless Messaging Services Authorized Representative	0003295904	CORES	0003295904	Authoritative identifier (100.0%)	2026-08-04 12:18:37
Verizon Wireless Messaging Services L	0003295904	ULS	0238207b9892fa7af2e44e6552d847536850d97ef5ef4b95432412b9fc68ecbf	Authoritative identifier (100.0%)	2026-08-04 12:18:28
AMS Spectrum Holdings, LLC L	0019131390	ULS	01a9d364ae1da80cce3caad5ed3db7c6d7a45aea9e5855b21d1d2dc7c4831abe	Authoritative identifier (100.0%)	2026-08-03 17:48:26
Verizon Wireless Messaging Services owner	0003295904	ASR	1d555f6cbab2f88b5c38d89a438b6b51b4dbf1eff605bc5c6042acb87e199e77	Authoritative identifier (100.0%)	2026-08-01 23:18:14
AMS Spectrum Holdings, LLC owner	0019131390	ASR	07c5d3026712a20978c8193ddf196d0b126726b101b0eb6a4bfbe5440eb751b4	Authoritative identifier (100.0%)	2026-08-01 02:48:10
Verizon Wireless Messaging Services L	0003295904	ULS	002ef260f2a0b6cf1cd4adba5f6f3cc66282e7a71a6c15c3a5c49767c5ebb9db	Authoritative identifier (100.0%)	2026-07-31 23:48:09
AMS Spectrum Holdings, LLC applicant_phone	0019131390	ICFS	SES-ASG-20170215-00174:4291935	High confidence (95.0%)	2026-08-26 13:44:25