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npa-nxx	State/Province	Company	FRN	RMD	OCN	Rate Center	CLLI	Assign Date	Misc
319-449	IA	ONVOY, LLC - IA (Sinch)	0004323028	RMD0001966	221F	CEDAR RPDS	CDRRIAZZ0MD	03/07/2014	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Cedar Rapids IA (635) Tandem: N/A 🔧 Explore Switch(CLLI: CDRRIAZZ0MD))
319-449 is split into 1,000-number blocks - detail below
319-449-0XXX	IA	BANDWIDTH.COM CLEC, LLC - IA (Bandwidth Inc.)	0017042060	RMD0003709	985E	CEDAR RPDS	NOCLLIKNOWN	03/10/2015	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Cedar Rapids IA (635) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
319-449-1XXX	IA	BANDWIDTH.COM CLEC, LLC - IA (Bandwidth Inc.)	0017042060	RMD0003709	985E	CEDAR RPDS	NOCLLIKNOWN	03/10/2015	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Cedar Rapids IA (635) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
319-449-2XXX	IA	BANDWIDTH.COM CLEC, LLC - IA (Bandwidth Inc.)	0017042060	RMD0003709	985E	CEDAR RPDS	NOCLLIKNOWN	03/10/2015	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Cedar Rapids IA (635) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
319-449-3XXX	IA	LEVEL 3 COMMUNICATIONS, LLC - IA (Lumen Technologies, Inc)		N/A	9877	CEDAR RPDS	NOCLLIKNOWN	07/30/2015	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Cedar Rapids IA (635) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
319-449-4XXX	IA	MCC TELEPHONY LLC (MEDIACOM COMMUNICATIONS CORPORATION)	0031038896	RMD0002412	593K	CEDAR RPDS	CDRRIAIC2MD	08/25/2015	Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Cedar Rapids IA (635) Tandem: N/A 🔧 Explore Switch(CLLI: CDRRIAIC2MD))
319-449-5XXX	IA	MCC TELEPHONY LLC (MEDIACOM COMMUNICATIONS CORPORATION)	0031038896	RMD0002412	593K	CEDAR RPDS	CDRRIAIC2MD	03/01/2017	Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Cedar Rapids IA (635) Tandem: N/A 🔧 Explore Switch(CLLI: CDRRIAIC2MD))
319-449-6XXX	IA	LEVEL 3 COMMUNICATIONS, LLC - IA (Lumen Technologies, Inc)		N/A	9877	CEDAR RPDS	NOCLLIKNOWN	03/16/2016	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Cedar Rapids IA (635) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
319-449-7XXX	IA	ONVOY, LLC - IA (Sinch)	0004323028	RMD0001966	221F	CEDAR RPDS	CDRRIAZZ0MD	03/07/2014	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Cedar Rapids IA (635) Tandem: N/A 🔧 Explore Switch(CLLI: CDRRIAZZ0MD))
319-449-8XXX	IA	ONVOY, LLC - IA (Sinch)	0004323028	RMD0001966	221F	CEDAR RPDS	CDRRIAZZ0MD	03/07/2014	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Cedar Rapids IA (635) Tandem: N/A 🔧 Explore Switch(CLLI: CDRRIAZZ0MD))
319-449-9XXX	IA	MCC TELEPHONY LLC (MEDIACOM COMMUNICATIONS CORPORATION)	0031038896	RMD0002412	593K	CEDAR RPDS	CDRRIAIC2MD	07/27/2018	Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Cedar Rapids IA (635) Tandem: N/A 🔧 Explore Switch(CLLI: CDRRIAIC2MD))