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npa-nxx	State/Province	Company	FRN	RMD	OCN	Rate Center	CLLI	Assign Date	Misc
847-873	IL	COMCAST IP PHONE, LLC (Comcast)	0008497687	RMD0003552	318J	ARLIGTNHTS	CHCGILNEXJX	00/00/0000	Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Chicago IL METRO (358) Tandem: N/A 🔧 Explore Switch(CLLI: CHCGILNEXJX))
847-873 is split into 1,000-number blocks - detail below
847-873-0XXX	IL	COMCAST IP PHONE, LLC (Comcast)	0008497687	RMD0003552	318J	ARLIGTNHTS	CHCGILNEXJX	N/A	Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Chicago IL METRO (358) Tandem: N/A 🔧 Explore Switch(CLLI: CHCGILNEXJX))
847-873-1XXX	IL	COMCAST IP PHONE, LLC (Comcast)	0008497687	RMD0003552	318J	ARLIGTNHTS	CHCGILNEXJX	N/A	Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Chicago IL METRO (358) Tandem: N/A 🔧 Explore Switch(CLLI: CHCGILNEXJX))
847-873-2XXX	IL	T-MOBILE USA, INC. (T-Mobile US, Inc)	0006945950	RMD0004209	6529	ARLIGTNHTS	CHCGILMF2MD	03/09/2006	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Chicago IL METRO (358) Tandem: N/A 🔧 Explore Switch(CLLI: CHCGILMF2MD))
847-873-3XXX	IL	T-MOBILE USA, INC. (T-Mobile US, Inc)	0006945950	RMD0004209	6529	ARLIGTNHTS	CHCGILMF2MD	08/08/2006	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Chicago IL METRO (358) Tandem: N/A 🔧 Explore Switch(CLLI: CHCGILMF2MD))
847-873-4XXX	IL	T-MOBILE USA, INC. (T-Mobile US, Inc)	0006945950	RMD0004209	6529	ARLIGTNHTS	CHCGILMF2MD	08/25/2006	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Chicago IL METRO (358) Tandem: N/A 🔧 Explore Switch(CLLI: CHCGILMF2MD))
847-873-5XXX	IL	T-MOBILE USA, INC. (T-Mobile US, Inc)	0006945950	RMD0004209	6529	ARLIGTNHTS	CHCGILMF2MD	08/25/2006	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Chicago IL METRO (358) Tandem: N/A 🔧 Explore Switch(CLLI: CHCGILMF2MD))
847-873-6XXX	IL	T-MOBILE USA, INC. (T-Mobile US, Inc)	0006945950	RMD0004209	6529	ARLIGTNHTS	CHCGILMF2MD	08/25/2006	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Chicago IL METRO (358) Tandem: N/A 🔧 Explore Switch(CLLI: CHCGILMF2MD))
847-873-7XXX	IL	T-MOBILE USA, INC. (T-Mobile US, Inc)	0006945950	RMD0004209	6529	ARLIGTNHTS	CHCGILMF2MD	07/25/2006	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Chicago IL METRO (358) Tandem: N/A 🔧 Explore Switch(CLLI: CHCGILMF2MD))
847-873-8XXX	IL	LEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)		N/A	6115	ARLIGTNHTS	NOCLLIKNOWN	02/09/2006	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Chicago IL METRO (358) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
847-873-9XXX	IL	T-MOBILE USA, INC. (T-Mobile US, Inc)	0006945950	RMD0004209	6529	ARLIGTNHTS	CHCGILMF2MD	07/25/2006	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Chicago IL METRO (358) Tandem: N/A 🔧 Explore Switch(CLLI: CHCGILMF2MD))