Public regulatory phone

(312) 746-9371

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	03d0970244d09fde47ddd642be62c373398d2b4ff6a83c23bc7c2313598afa0d	Authoritative identifier (100.0%)	2026-08-06 13:48:38
City of Chicago Office of Emergency Management and Communications L	0002833416	ULS	0333b0a33035356e265ef4bee0dfb3eaee3558617093c0c65a99d9fe7c3cb312	Authoritative identifier (100.0%)	2026-08-05 18:18:31
City of Chicago Office of Emergency Management and Communications Dep. Dir. of PS IT of Chicago	0002833416	CORES	0002833416	Authoritative identifier (100.0%)	2026-08-02 12:48:39
City of Chicago Office of Emergency Management and Communications owner	0002833416	ASR	1a40597cc33b357f57ab52075779987aa30fc7a87e3539c71b9a0a46a275f253	Authoritative identifier (100.0%)	2026-08-01 19:18:17
City of Chicago Office of Emergency Management and Communications L	0002833416	ULS	0000927d1cc63f2b435173e4951f3a28a80c3cb02a122eb7faa2c9e16fc3b337	Authoritative identifier (100.0%)	2026-07-31 16:34:38