Public regulatory phone

(312) 746-9225

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
City of Chicago Office of Emergency Management and Communications L	0002833416	ULS	041ad0cd7560b7ce369b56dae2cbb216ed48e0cce55bebd8577a72c854fe2228	Authoritative identifier (100.0%)	2026-08-07 01:18:34
City of Chicago Office of Emergency Management and Communications L	0002833416	ULS	036f4545795523e764fcf140e4eb284593ae340dcf810c13d76bf366743203af	Authoritative identifier (100.0%)	2026-08-06 01:18:33
City of Chicago Office of Emergency Management and Communications L	0002833416	ULS	036f93c9c9d3dbf8380d894a06d186e624f567644ae8b0aa96bf3b3bce1be886	Authoritative identifier (100.0%)	2026-08-06 01:18:33
City of Chicago Office of Emergency Management and Communications L	0002833416	ULS	02b3a88383dbf1785d617f7314d7bd7b25ba72a1e4c8d65a510e9e6f63184ebd	Authoritative identifier (100.0%)	2026-08-05 05:48:30
City of Chicago Office of Emergency Management and Communications L	0002833416	ULS	02aaf66ef25a6659663bea3d7d98c9a57cc17a3ef1adb87ff6a3e1fcdec1c6ae	Authoritative identifier (100.0%)	2026-08-05 04:18:29
City of Chicago Office of Emergency Management and Communications L	0002833416	ULS	02a3e04763b0cdcac56bab9e6e426f63f35a7b22e53d7006395a505d40b3f56e	Authoritative identifier (100.0%)	2026-08-05 03:48:30
City of Chicago Office of Emergency Management and Communications L	0002833416	ULS	02381061b3ee80f36303de6f8a17dcdee47b5dbf8e316c28ed54a8ce83341d25	Authoritative identifier (100.0%)	2026-08-04 12:18:28
City of Chicago Office of Emergency Management and Communications L	0002833416	ULS	0195a90b46ba8d26fadb379fc1f80d6e4a91101a45b501694f19296151f453fd	Authoritative identifier (100.0%)	2026-08-03 14:18:25
City of Chicago Office of Emergency Management and Communications L	0002833416	ULS	0119bce334f1cde663bfa383fa58c0d80993ec4feb009432bf13050c1bfd3c9f	Authoritative identifier (100.0%)	2026-08-02 12:48:18
City of Chicago Office of Emergency Management and Communications L	0002833416	ULS	002e7cc07a9a706fdc576f9f41500e3984b643c84cece9d879c4476abd73b447	Authoritative identifier (100.0%)	2026-07-31 23:48:09
City of Chicago Office of Emergency Management and Communications L	0002833416	ULS	0007364da0fafce45738e99ab748ec5f9d6f6e8982279da80abd9158a947e0a6	Authoritative identifier (100.0%)	2026-07-31 17:04:41