Public regulatory phone

(719) 584-0578

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
ASSOCIATION OF AMERICAN RAILROADS L	0004228995	ULS	059dd33ced0d9fc2392ac08c64a8a3d15e29ea4b4e29f8d29dccd0b50689ae89	Authoritative identifier (100.0%)	2026-08-10 02:18:53
ASSOCIATION OF AMERICAN RAILROADS L	0004228995	ULS	04ad444acc0be77d1ac3f58c04177e7176f9023d29b27f7ad22eb6d33bf48c1b	Authoritative identifier (100.0%)	2026-08-08 02:18:46
ASSOCIATION OF AMERICAN RAILROADS L	0004228995	ULS	049e9ff71e56ceb941ab0722bc91126e98554dc352ae541aa710637a524dff42	Authoritative identifier (100.0%)	2026-08-08 00:48:43
CSX Transportation L	0002036325	ULS	04948aaaf5d1475e898296262d5c6306850604107f72e3323079ae00acf7ab6f	Authoritative identifier (100.0%)	2026-08-07 23:18:44
ASSOCIATION OF AMERICAN RAILROADS L	0004228995	ULS	02e458cdb7360441cb14fb2da5e838a34211ef7969f6a1251bc13173c1ccea4a	Authoritative identifier (100.0%)	2026-08-05 10:18:30
ASSOCIATION OF AMERICAN RAILROADS L	0004228995	ULS	024bdaaeb5b5f20698a266cfbaf4f1aa6d068b87434fa000f440009f0a82c66c	Authoritative identifier (100.0%)	2026-08-04 15:18:27
ASSOCIATION OF AMERICAN RAILROADS L	0004228995	ULS	02167188d07a225b99899d0a290141c5d63facd5c9d944ec489b63f3280217c8	Authoritative identifier (100.0%)	2026-08-04 09:18:25
Transportation Technology Center, Inc. L	0001621838	ULS	0150e992e2cac134558f6dbe1f77cdf4357b90c97bfebe4641447bda6c7a0445	Authoritative identifier (100.0%)	2026-08-03 02:48:26
ASSOCIATION OF AMERICAN RAILROADS L	0004228995	ULS	0146bd1ec6a0220845c2e8bcda6996b4b2841c96372e47e68e3c94b35fe01ed7	Authoritative identifier (100.0%)	2026-08-03 00:48:23
ASSOCIATION OF AMERICAN RAILROADS L	0004228995	ULS	00d0c4467c1351354efd3a3a748683a2f07b97c0d48c1b6fbd0ce7fc120fd8a7	Authoritative identifier (100.0%)	2026-08-01 23:18:16
ASSOCIATION OF AMERICAN RAILROADS L	0004228995	ULS	007ed6dae4213da7d4080d1908017255e98470ef80fc32f8006fceaa7dea3b83	Authoritative identifier (100.0%)	2026-08-01 12:18:13
ASSOCIATION OF AMERICAN RAILROADS L	0004228995	ULS	007b8835bb6c3c956c0c604a313f682301e3b9111f7bffa33f5746c6ea74a936	Authoritative identifier (100.0%)	2026-08-01 10:48:18