Public regulatory phone

(918) 834-2200

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
Hemphill, LLC owner	0017423781	ASR	71ab1fa3d722f219827ea268defe6aa5339af606c15cc793c9b579360019a16f	Authoritative identifier (100.0%)	2026-08-06 15:48:35
Great Plains Towers, LLC owner	0033990995	ASR	71b93c84ab25c4572da2d83216856802c415368a12b2abf470b646f5284106f3	Authoritative identifier (100.0%)	2026-08-06 15:48:35
HEMPHILL CORPORATION owner	0006262281	ASR	70fb184cd3f55a86b37814e8267f97851c3ed939c6c642a8eec7011d6b14532b	Authoritative identifier (100.0%)	2026-08-06 14:18:34
Hemphill, LLC owner	0017423781	ASR	701cdb9bb66fc551c6506c2df2f273dd244430b276f2eec943f5d59e82f9a4d9	Authoritative identifier (100.0%)	2026-08-06 13:48:33
Great Plains Towers, LLC owner	0033990995	ASR	6fda5a96b813bbd3d356c4c538c3ede6c1b1dd3a36f553acb069ca7c8e47af1e	Authoritative identifier (100.0%)	2026-08-06 12:48:35
HEMPHILL CORPORATION owner	0006262281	ASR	6eac76f510236b1ef6e37a6cc68d125ba16dfc3487f99ebc52f9775a8ba6448f	Authoritative identifier (100.0%)	2026-08-06 11:18:32
Hemphill, LLC owner	0017423781	ASR	6d91ff2c06ae5255a0e2d42df761189e568173f962d3ed810d5071f37eeddb09	Authoritative identifier (100.0%)	2026-08-06 10:18:33
Great Plains Towers, LLC owner	0033990995	ASR	6be2e02c9e2a354b70da6d0b2de421192920ab8c95e825c04c06f47b9b9d7e4b	Authoritative identifier (100.0%)	2026-08-06 08:48:32
Hemphill, LLC owner	0017423781	ASR	69b7c2d2ece345e9f459baf55e11ef4fc29ceec460d672a6be76741cef26f732	Authoritative identifier (100.0%)	2026-08-06 05:18:33
Hemphill, LLC owner	0017423781	ASR	62dfaf600876f3847580970593b71800c0cd23eb5f3eaa4816a4a4d40b34c070	Authoritative identifier (100.0%)	2026-08-05 21:18:29
Hemphill, LLC owner	0017423781	ASR	61120de52db6ab115f004a94e8ffc06e38daa407e6d1f31c7f03d7c083eddd6c	Authoritative identifier (100.0%)	2026-08-05 19:18:29
Hemphill, LLC owner	0017423781	ASR	6045698eb130392ad120ab6451d26d743abfefefbb70feafa994acb6e4c074df	Authoritative identifier (100.0%)	2026-08-05 18:48:28
Great Plains Towers, LLC owner	0033990995	ASR	5e0037e5a13cedebadcf5aff329c6a1ce752326660e88196bc4a7da0176ac297	Authoritative identifier (100.0%)	2026-08-05 15:48:27
Hemphill, LLC owner	0017423781	ASR	5dd80f3604280cd554bc95515c4d2ee15d61cfb4c9a64607473072cde463a608	Authoritative identifier (100.0%)	2026-08-05 15:48:26
Bennett Towers, LLC owner	0031458284	ASR	5d1ff659a69c53e8d18320cb34453eb41404f44d7d0c5bee2bd19e12af3b5407	Authoritative identifier (100.0%)	2026-08-05 15:18:28
Hemphill, LLC owner	0017423781	ASR	5c971eca43366c266cbe0041fbe11c0ec6033ecd6c4aefad57f23ceb5e6b8308	Authoritative identifier (100.0%)	2026-08-05 14:48:29
Hemphill, LLC owner	0017423781	ASR	55f4f6592385efe2323a47e5ff1ef10f90d019f0469bb83e2d8a8143df898745	Authoritative identifier (100.0%)	2026-08-05 08:18:30
Hemphill, LLC owner	0017423781	ASR	5517a48f4c9dad4f4ee568d64fa24c5640f6bd82d901c5aaa67993312f58b9fe	Authoritative identifier (100.0%)	2026-08-05 07:18:26
Hemphill, LLC owner	0017423781	ASR	5441e9dbe7aaaeed78f6a67d9d4dce60b873927747daa2dcedae7f66523b7024	Authoritative identifier (100.0%)	2026-08-05 06:48:26
Hemphill, LLC owner	0017423781	ASR	514dcdc95bce09ea109f9b99f333a82980672bf8dbbd1962b0eed0e46960f506	Authoritative identifier (100.0%)	2026-08-05 03:48:28
Great Plains Towers, LLC owner	0033990995	ASR	4de6b38d84b8cddb2c96556658c49d2b6c43ad96c8134ebdbb16bc6d17dd0a5a	Authoritative identifier (100.0%)	2026-08-04 23:48:26
Hemphill, LLC owner	0017423781	ASR	4bbd6a930f20dc0385b936a16f8cec75abe7fa3836a2a7713b8730c23f090a0b	Authoritative identifier (100.0%)	2026-08-04 21:48:24
HEMPHILL CORPORATION owner	0006262281	ASR	4aa2d300a19ff2f335cc7ca712505eb2ae101cf30cd27a07b791e5c884b1690d	Authoritative identifier (100.0%)	2026-08-04 19:18:25
Hemphill, LLC owner	0017423781	ASR	4a059fec7fd236d7a71e38078926e2f2565f1fe60e649007cc7302c234607e6a	Authoritative identifier (100.0%)	2026-08-04 17:48:25
Great Plains Towers, LLC owner	0033990995	ASR	4a17731c8e0926a69c4878847d01f05c20cbfdb045bc0c2cbe7d8e2668ec56e9	Authoritative identifier (100.0%)	2026-08-04 17:48:25
Hemphill, LLC owner	0017423781	ASR	4a2da843f164fed4b7df0deaca41986b66fda1555b2a44a938dea53b6f4c9564	Authoritative identifier (100.0%)	2026-08-04 17:48:25
Great Plains Towers, LLC owner	0033990995	ASR	46f304cc2044fb4386d9c199b940fee253399accaf39c3335b3aab844672238a	Authoritative identifier (100.0%)	2026-08-04 12:48:25
HEMPHILL CORPORATION owner	0006262281	ASR	448f02f08ebdab6883f62f52ef6715581c29dbe3ce4a41b12b42caa867d91ba2	Authoritative identifier (100.0%)	2026-08-04 10:48:24
Hemphill, LLC owner	0017423781	ASR	421e6be7ac29a4808411db3895fa335065c549c3019569f9bc824c0f46b8831b	Authoritative identifier (100.0%)	2026-08-04 08:48:22
Great Plains Towers, LLC owner	0033990995	ASR	415ea2d2b947b09a5d92ed05104271e986c0b5384da6a1892419020351555aea	Authoritative identifier (100.0%)	2026-08-04 08:18:23
Hemphill, LLC owner	0017423781	ASR	4108032ee10fb95198d9f898ec368595e708a2734fd2f3b044e2bc44c8f86188	Authoritative identifier (100.0%)	2026-08-04 07:18:25
HEMPHILL CORPORATION owner	0006262281	ASR	4014b28f4f3e13679102a1512cd72a50afa8f5ca6b988790e3474d57302da2cd	Authoritative identifier (100.0%)	2026-08-04 05:18:24
Great Plains Towers, LLC owner	0033990995	ASR	3f75498eead784b5694e45ebffce9d6135053b884d847b8298ade82bb142af18	Authoritative identifier (100.0%)	2026-08-04 04:48:22
Great Plains Towers, LLC owner	0033990995	ASR	39d9f0cd3615444bb487367313550bfa9938eaf87e552740218b4b16da6cde78	Authoritative identifier (100.0%)	2026-08-03 19:48:21
Hemphill, LLC owner	0017423781	ASR	36f0439738049f913d47d33835536d1984bee65b8de20b4ceccdd593652f9d74	Authoritative identifier (100.0%)	2026-08-03 16:18:22
Hemphill, LLC owner	0017423781	ASR	36317337b4a0c106cdf56158328b360eadf271413488900c362082a668fcd4eb	Authoritative identifier (100.0%)	2026-08-03 15:48:20
Hemphill, LLC owner	0017423781	ASR	345b16824aee012a0c95523e7f1d387699913df74be7c8b730fde30005a8e1ae	Authoritative identifier (100.0%)	2026-08-03 13:18:22
Hemphill, LLC owner	0017423781	ASR	33ed843947c116395e75cb4ec3403366577a1ec3b0a4d6c919af231c88904ea5	Authoritative identifier (100.0%)	2026-08-03 12:18:22
Great Plains Towers, LLC owner	0033990995	ASR	30142a88d9433e3b6f5e67c3144cf84ab7860817025d3579eca17cc12e32c0cf	Authoritative identifier (100.0%)	2026-08-03 05:48:22
Bennett Towers, LLC owner	0031458284	ASR	2f398d5311d86e3ece092d054f35b20399ce746e9d87cc15dae5f4d35144deca	Authoritative identifier (100.0%)	2026-08-03 04:48:22
HEMPHILL CORPORATION owner	0006262281	ASR	2b23b38bd407e4b31cc791be6f7b6acde44b1acbcf02628950247c330b86e3c8	Authoritative identifier (100.0%)	2026-08-02 22:18:20
HEMPHILL CORPORATION owner	0006262281	ASR	27ab0f5edae33fd2917c5b754db7d84f08cc6a0c2a32b48be7e44956571c967c	Authoritative identifier (100.0%)	2026-08-02 15:18:18
HEMPHILL CORPORATION owner	0006262281	ASR	1df5c7773f0e1cb42a010d92b19f84933677e7ddbf8584befc180dc5b346a023	Authoritative identifier (100.0%)	2026-08-01 23:48:14
HEMPHILL CORPORATION owner	0006262281	ASR	1a36102a9830444338010884da87819d28e442af2de7339b626887eca1a9f6ff	Authoritative identifier (100.0%)	2026-08-01 19:18:17
HEMPHILL CORPORATION owner	0006262281	ASR	11d7cd7b8f06a9171b2baa6dd3480b85bbe19710446a9b6880cc3f953eb68981	Authoritative identifier (100.0%)	2026-08-01 12:18:12
Hemphill, LLC owner	0017423781	ASR	11a371c4aa6708807438ea233ad66d8de3f384bf3595beefc20a730da64c61ac	Authoritative identifier (100.0%)	2026-08-01 12:18:11
HEMPHILL CORPORATION owner	0006262281	ASR	10a7e2dc029e1cfc00cef8989132635b56f7daa73ac5b403f499b61f43b99d17	Authoritative identifier (100.0%)	2026-08-01 10:48:15
HEMPHILL CORPORATION owner	0006262281	ASR	106c0ca3fc3bcb74214afa574006263dbeddb21178403cf08425e96786b49988	Authoritative identifier (100.0%)	2026-08-01 10:18:13
HEMPHILL CORPORATION owner	0006262281	ASR	0f8f922fb91219edbf212818e11ec5b411ac73bf7cd1e93950493f598df7cbc7	Authoritative identifier (100.0%)	2026-08-01 09:18:11
Hemphill, LLC owner	0017423781	ASR	0c08b735b28c8defef6543eccc1290bf9c3e49e930002f99f372014e49dd93c5	Authoritative identifier (100.0%)	2026-08-01 05:48:13
HEMPHILL CORPORATION owner	0006262281	ASR	0b325e2463eb663aa6f2fe679a7233c9a3878f55ceb919312521c44cdb2f6bc7	Authoritative identifier (100.0%)	2026-08-01 05:18:11
HEMPHILL CORPORATION owner	0006262281	ASR	06541e0d9db1d3b12652dd875750df79bf76aa19aa3d186f30c3a523a05728c2	Authoritative identifier (100.0%)	2026-07-31 23:48:08
HEMPHILL CORPORATION owner	0006262281	ASR	0151f522d9f2f03bb4e620bfd04cd72ab26ed634e464a875545b3bf24e0d2312	Authoritative identifier (100.0%)	2026-07-31 17:04:40