Public regulatory phone

(202) 457-3065

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
AT&T Mobility Services LLC owner	0021840798	ASR	fcdb1ac69278d8dd028c451c9bfadd0fcfef431ac7b7e4d70c2106f068687331	Authoritative identifier (100.0%)	2026-08-15 23:49:14
AT&T Mobility Services LLC owner	0021840798	ASR	f5708aae6458ab1e8389ac345cf207ed110eae3a8bdeae30f7b775f84f0f2a6e	Authoritative identifier (100.0%)	2026-08-15 07:49:15
AT&T Mobility Services LLC owner	0021840798	ASR	f13573c9baf6daddb30fec60a026dc742bb68f98542ef6f243b8ac6e608662e2	Authoritative identifier (100.0%)	2026-08-15 02:19:13
AT&T Mobility Services LLC owner	0021840798	ASR	ee1991dc37a14982beb293a8653d82efe093a540c27976a18cedef5422979214	Authoritative identifier (100.0%)	2026-08-14 19:49:21
AT&T Mobility Services LLC owner	0021840798	ASR	e8cc0f0f379ec34f58ee6b810070371e9e1a1fd90e8a3295cd16c05da5e75c35	Authoritative identifier (100.0%)	2026-08-14 07:49:14
AT&T Mobility Services LLC owner	0021840798	ASR	e89a5a626e8e709cf780688c441a9e5a055049efa5efaa0452ba306ce93164e3	Authoritative identifier (100.0%)	2026-08-14 07:49:13
AT&T Mobility Services LLC owner	0021840798	ASR	e69d4fe616099a6365b5cc4db4b6799e85393b1eab873286b46f369c95861367	Authoritative identifier (100.0%)	2026-08-14 04:19:08
AT&T Mobility Services LLC owner	0021840798	ASR	e4398794953453a05a621d283639e77dc1a2d20875822e4fa3ee937dc7e71208	Authoritative identifier (100.0%)	2026-08-14 01:19:10
AT&T Mobility Services LLC owner	0021840798	ASR	e14977ece7a81e11b326d8b8b1ea84c6b810f7b18f9bd5f0f37664a9633dd680	Authoritative identifier (100.0%)	2026-08-13 18:19:08
AT&T Mobility Services LLC owner	0021840798	ASR	d29ac4081a5ace7bf2b873513f1cd5911c04540fab08ee200d0a700f0d628757	Authoritative identifier (100.0%)	2026-08-13 01:19:01
AT&T Mobility Services LLC owner	0021840798	ASR	cb77a45ad59a981d4794000901ecad6074088313a4db385caa3fa7fc9607f736	Authoritative identifier (100.0%)	2026-08-12 15:49:00
AT&T Mobility Services LLC owner	0021840798	ASR	ca20ef48e697d91a74b5bc53043de129f3beb33f1c7f630ea93bd1303945c735	Authoritative identifier (100.0%)	2026-08-12 14:19:00
AT&T Mobility Services LLC owner	0021840798	ASR	c9061782de21064f62301862b7418a74d37b3a26d1b62afe2869539240a61655	Authoritative identifier (100.0%)	2026-08-12 12:49:00
AT&T Mobility Services LLC owner	0021840798	ASR	c5689226754f30e95c2695cc553cbce75ad7deb058d89f5d5c867cbf0cfa89be	Authoritative identifier (100.0%)	2026-08-12 08:49:01
AT&T Mobility Services LLC owner	0021840798	ASR	c4e80f725c4b7d2616558b37000ae1be6cc82624ae0de69e61afd4e61c55afb4	Authoritative identifier (100.0%)	2026-08-12 08:19:03
AT&T Mobility Services LLC owner	0021840798	ASR	bc1b7edbba2d317295da4d03f751d7e8834801f3bb3072a8706f6ddadda08a16	Authoritative identifier (100.0%)	2026-08-11 18:48:57
AT&T Mobility Services LLC owner	0021840798	ASR	b9831870df67e73c1c83b057225805dcd128b28616ae6a798f3c72d94dfc093b	Authoritative identifier (100.0%)	2026-08-11 15:18:54
AT&T Mobility Services LLC owner	0021840798	ASR	aefade3b6d775e5633d26c107ee915abae707487910c729a838324e162c2fb8f	Authoritative identifier (100.0%)	2026-08-10 23:48:53
AT&T Mobility Services LLC owner	0021840798	ASR	ad55936e1b00645590dc1a8fac0d186e07635d9721551a032743e83b183c309f	Authoritative identifier (100.0%)	2026-08-10 21:18:51
AT&T Mobility Services LLC owner	0021840798	ASR	ab3f6fa7d78ee3b7a6f5a348680af26b36b6543675ba69548fbf9fe366bafd5a	Authoritative identifier (100.0%)	2026-08-10 19:18:54
AT&T Mobility Services LLC owner	0021840798	ASR	a83539320372bfcdca234afb2e0feadb1fc6a81352e6210242d967090084a3d0	Authoritative identifier (100.0%)	2026-08-10 12:48:52
AT&T Mobility Services LLC owner	0021840798	ASR	a80e30b7ec9aec360915b7711e86177734c1c0ec2af46d6aba0755f1d18eb104	Authoritative identifier (100.0%)	2026-08-10 12:48:51
AT&T Mobility Services LLC owner	0021840798	ASR	94b83285e541454d5cca2829e6c56fc9fde1f6c7bbfa64aa56180c3a369d6a5e	Authoritative identifier (100.0%)	2026-08-08 22:48:45
AT&T Mobility Services LLC owner	0021840798	ASR	90dae14ced653a72618fd58c557140d4a554b642e6f3d2cb88f49df6d6705e92	Authoritative identifier (100.0%)	2026-08-08 13:18:44
AT&T Mobility Services LLC owner	0021840798	ASR	8fd5cbaa6d6fb73704ed2baf22b3eebe0dcba93444aa0686a8ff01c14a88685f	Authoritative identifier (100.0%)	2026-08-08 11:48:42
AT&T Mobility Services LLC owner	0021840798	ASR	8f0f6fb083c26cd0a2dadd3eb5f74005873bb3f9a2130017c78a8cc3419bcc87	Authoritative identifier (100.0%)	2026-08-08 10:48:45
AT&T Mobility Services LLC owner	0021840798	ASR	871b04f09c30a4bf8f8687ff8fd92fff44a442ca9aaf208afe57ad410013ed8f	Authoritative identifier (100.0%)	2026-08-08 02:18:42
AT&T Mobility Services LLC owner	0021840798	ASR	86fd133ad133e3815b038f6a187c69aacdb24f6b8853516e486bb1fbba84cbff	Authoritative identifier (100.0%)	2026-08-08 02:18:42
AT&T Mobility Services LLC owner	0021840798	ASR	83bb7910a3617d0e33230ad5180d1ad82f5eb7724a7dc87213d1b10aac19d6ed	Authoritative identifier (100.0%)	2026-08-07 20:48:45
AT&T Mobility Services LLC owner	0021840798	ASR	8221190f4063ba145f50629ba109aa8a462ac099e87d2be155419d7d93e088e3	Authoritative identifier (100.0%)	2026-08-07 19:48:40
AT&T Mobility Services LLC owner	0021840798	ASR	80abb2ecf8e6201aaec7d31224262811941f21938d05a0bd359aec2bb6aede40	Authoritative identifier (100.0%)	2026-08-07 12:48:39
AT&T Mobility Services LLC owner	0021840798	ASR	6c882d0e9d57f058153f1fead23e9b09c6cc8520c64dc10e6b0a5bcc9aaefba8	Authoritative identifier (100.0%)	2026-08-06 09:18:33
AT&T Mobility Services LLC owner	0021840798	ASR	64ec1c670d06a0fc3edba07c7bfc1460dadd8c87d4fc688405050d526bb89f19	Authoritative identifier (100.0%)	2026-08-05 23:48:29
AT&T Mobility Services LLC owner	0021840798	ASR	618144a5d418e3054c1319163690e55e5780ecc93119522dc5bb6dc598354043	Authoritative identifier (100.0%)	2026-08-05 19:48:28
AT&T Mobility Services LLC owner	0021840798	ASR	5d868f6a59f29c5946dfaa0b4a78709bbebe32c73abaf815d02ffa34722c1433	Authoritative identifier (100.0%)	2026-08-05 15:18:29
AT&T Mobility Services LLC owner	0021840798	ASR	5cc44dadb5cca0f2cae64da81a757157948aa6d1ec1390b031f3fa513ce5511c	Authoritative identifier (100.0%)	2026-08-05 14:48:29
AT&T Mobility Services LLC owner	0021840798	ASR	59fc020fb6d3c804a9d745fa11329df6aff3b9605739de849f1a640a71ccd659	Authoritative identifier (100.0%)	2026-08-05 12:18:27
AT&T Mobility Services LLC owner	0021840798	ASR	55d3c77387f38c62f589f4178cafa36b11c030f04b830e6cd51d8c060f8ad6fc	Authoritative identifier (100.0%)	2026-08-05 08:18:29
AT&T Mobility Services LLC owner	0021840798	ASR	55246590ff67e65c0efe4b46209ea9e20dc6666a9a2e5f1d047fb9104f291059	Authoritative identifier (100.0%)	2026-08-05 07:18:27
AT&T Mobility Services LLC owner	0021840798	ASR	4b915a68766515ddb76715ffb3e76e096b14bbcfb80f1770f372b0b94e779604	Authoritative identifier (100.0%)	2026-08-04 20:48:25
AT&T Mobility Services LLC owner	0021840798	ASR	47e457ac3184ec05c23f18c683792070acd3b9d37eb15b49021b10c88715fc39	Authoritative identifier (100.0%)	2026-08-04 15:18:24
AT&T Mobility Services LLC owner	0021840798	ASR	40fef13ec37bdd9f65bb674f5504fa6f25b6f0d63b0ae4fb81242725d69542f2	Authoritative identifier (100.0%)	2026-08-04 07:18:25
AT&T Mobility Services LLC owner	0021840798	ASR	40d6588b9723b8bf2b1a159aa80bccd85a8f1d3e742c8d48580a0d4237afcd22	Authoritative identifier (100.0%)	2026-08-04 07:18:25
AT&T Mobility Services LLC owner	0021840798	ASR	3d91477c5327c2a9d8bb82c3d47feef2505ed15e027d3471caf43361958c395d	Authoritative identifier (100.0%)	2026-08-04 01:18:21
AT&T Mobility Services LLC owner	0021840798	ASR	373c1ba780938c95654ffb1f07d51ba32bccc9eb8077cf7e7fb06c38043469c3	Authoritative identifier (100.0%)	2026-08-03 16:18:22
AT&T Mobility Services LLC owner	0021840798	ASR	326e5ac0fcba3ecf1779c52b852b86ec514e3b9ed5488fb9db583a804d8edfb8	Authoritative identifier (100.0%)	2026-08-03 11:18:23
AT&T Mobility Services LLC owner	0021840798	ASR	30810292378cb3a6be8ad0b778758ced5ac9eed71504c80f394ba0646f19c432	Authoritative identifier (100.0%)	2026-08-03 06:18:20