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npa-nxx	State/Province	Company	FRN	RMD	OCN	Rate Center	CLLI	Assign Date	Misc
573-300	MO	NEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)	0003291192	RMD0036909	6534	POPLAR BLF	MNCHMOAQGT1	04/09/2003	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: St.Louis MO (520) Tandem: N/A 🔧 Explore Switch(CLLI: MNCHMOAQGT1))
573-300 is split into 1,000-number blocks - detail below
573-300-0XXX	MO	NEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)	0003291192	RMD0036909	6534	POPLAR BLF	MNCHMOAQGT1	02/22/2005	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: St.Louis MO (520) Tandem: N/A 🔧 Explore Switch(CLLI: MNCHMOAQGT1))
573-300-1XXX	MO	NEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)	0003291192	RMD0036909	6534	POPLAR BLF	MNCHMOAQGT1	02/22/2005	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: St.Louis MO (520) Tandem: N/A 🔧 Explore Switch(CLLI: MNCHMOAQGT1))
573-300-2XXX	MO	NEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)	0003291192	RMD0036909	6534	POPLAR BLF	MNCHMOAQGT1	02/22/2005	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: St.Louis MO (520) Tandem: N/A 🔧 Explore Switch(CLLI: MNCHMOAQGT1))
573-300-3XXX	MO	NEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)	0003291192	RMD0036909	6534	POPLAR BLF	MNCHMOAQGT1	02/22/2005	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: St.Louis MO (520) Tandem: N/A 🔧 Explore Switch(CLLI: MNCHMOAQGT1))
573-300-4XXX	MO	LEVEL 3 COMMUNICATIONS, LLC - MO (Lumen Technologies, Inc)	0015338122	RMD0006112	4932	POPLAR BLF	NOCLLIKNOWN	12/30/2004	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: St.Louis MO (520) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
573-300-5XXX	MO	NEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)	0003291192	RMD0036909	6534	POPLAR BLF	MNCHMOAQGT1	01/10/2006	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: St.Louis MO (520) Tandem: N/A 🔧 Explore Switch(CLLI: MNCHMOAQGT1))
573-300-6XXX	MO	NEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)	0003291192	RMD0036909	6534	POPLAR BLF	MNCHMOAQGT1	02/15/2006	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: St.Louis MO (520) Tandem: N/A 🔧 Explore Switch(CLLI: MNCHMOAQGT1))
573-300-7XXX	MO	NEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)	0003291192	RMD0036909	6534	POPLAR BLF	MNCHMOAQGT1	02/15/2006	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: St.Louis MO (520) Tandem: N/A 🔧 Explore Switch(CLLI: MNCHMOAQGT1))
573-300-8XXX	MO	NEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)	0003291192	RMD0036909	6534	POPLAR BLF	MNCHMOAQGT1	02/08/2006	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: St.Louis MO (520) Tandem: N/A 🔧 Explore Switch(CLLI: MNCHMOAQGT1))
573-300-9XXX	MO	NEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)	0003291192	RMD0036909	6534	POPLAR BLF	MNCHMOAQGT1	04/09/2003	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: St.Louis MO (520) Tandem: N/A 🔧 Explore Switch(CLLI: MNCHMOAQGT1))