ALLEGIANCE TELECOM, INC. - IL (OCN 8950) • Carrier Lookup

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ALLEGIANCE TELECOM, INC. - IL

Operating Company Number (OCN): 8950

Is this carrier legit?

Carriers are telecom operating companies that own number blocks (NPA-NXX). A number showing this carrier does not guarantee the caller is that company — scam calls can spoof caller ID.

Number blocks (sample)

State	NPA	NXX	Rate center	Open
IL	312	205	CHICGOZN01	Prefix
IL	312	252	CHICGOZN01	Prefix
IL	312	253	CHICGOZN01	Prefix
IL	312	254	CHICGOZN01	Prefix
IL	312	256	CHICGOZN01	Prefix
IL	312	262	CHICGOZN01	Prefix
IL	312	275	CHICGOZN01	Prefix
IL	312	276	CHICGOZN01	Prefix
IL	312	277	CHICGOZN01	Prefix
IL	630	522	HINSDALE	Prefix
IL	630	559	ELMHURST	Prefix
IL	630	596	NAPERVILLE	Prefix
IL	630	597	WHEATON	Prefix
IL	630	598	DOWNERSGRV	Prefix
IL	630	599	LOMBARD	Prefix
IL	630	622	ROSELLE	Prefix
IL	708	775	BERWYN	Prefix
IL	708	776	FOREST	Prefix
IL	708	777	RIVERSIDE	Prefix
IL	708	842	RIVERGROVE	Prefix
IL	708	843	CHICAGOHTS	Prefix
IL	708	844	BLUEISLAND	Prefix
IL	708	850	CICERO	Prefix
IL	708	851	OAK PARK	Prefix
IL	773	303	CHICGOZN02	Prefix
IL	773	304	CHICGOZN03	Prefix
IL	773	305	CHICGOZN04	Prefix
IL	773	313	CHICGOZN02	Prefix
IL	773	314	CHICGOZN03	Prefix
IL	773	337	CHICGOZN11	Prefix
IL	773	345	CHICGOZN05	Prefix
IL	773	346	CHICGOZN06	Prefix
IL	773	347	CHICGOZN07	Prefix
IL	773	365	CHICGOZN04	Prefix
IL	773	389	CHICGOZN09	Prefix
IL	773	423	CHICGOZN02	Prefix
IL	847	789	DESPLAINES	Prefix
IL	847	908	ROSELLE	Prefix

Showing up to 2,000 blocks (cap for performance).

SEO keywords covered

carrier lookup • operating company number • ocn lookup • who owns this number • npa nxx • rate center

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