TelcoData.US: Search Area Codes / Exchanges by CLLI

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npa-nxx	State	Company	FRN	RMD	OCN	Rate Center	CLLI	Assign Date	Misc
870-256	AR	BRIGHTSPEED OF CENTRAL ARKANSAS, LLC (Lumen Technologies, Inc)	0004253381	RMD0006161	1144	DES ARC	DSARARXARS0	00/00/0000	Prefix Type: ICO Switch Name: DES ARC Switch Type: Northern Telecom Remote Switching Center LATA: Little Rock AR (528) Tandem: N/A 🔧 Explore Switch(CLLI: DSARARXARS0))
870-256 is split into 1,000-number blocks - detail below
870-256-0XXX	AR	BRIGHTSPEED OF CENTRAL ARKANSAS, LLC (Lumen Technologies, Inc)	0004253381	RMD0006161	1144	DES ARC	DSARARXARS0	N/A	Prefix Type: ICO Switch Name: DES ARC Switch Type: Northern Telecom Remote Switching Center LATA: Little Rock AR (528) Tandem: N/A 🔧 Explore Switch(CLLI: DSARARXARS0))
870-256-1XXX	AR	BRIGHTSPEED OF CENTRAL ARKANSAS, LLC (Lumen Technologies, Inc)	0004253381	RMD0006161	1144	DES ARC	DSARARXARS0	N/A	Prefix Type: ICO Switch Name: DES ARC Switch Type: Northern Telecom Remote Switching Center LATA: Little Rock AR (528) Tandem: N/A 🔧 Explore Switch(CLLI: DSARARXARS0))
870-256-2XXX	AR	BRIGHTSPEED OF CENTRAL ARKANSAS, LLC (Lumen Technologies, Inc)	0004253381	RMD0006161	1144	DES ARC	DSARARXARS0	N/A	Prefix Type: ICO Switch Name: DES ARC Switch Type: Northern Telecom Remote Switching Center LATA: Little Rock AR (528) Tandem: N/A 🔧 Explore Switch(CLLI: DSARARXARS0))
870-256-3XXX	AR	BRIGHTSPEED OF CENTRAL ARKANSAS, LLC (Lumen Technologies, Inc)	0004253381	RMD0006161	1144	DES ARC	DSARARXARS0	N/A	Prefix Type: ICO Switch Name: DES ARC Switch Type: Northern Telecom Remote Switching Center LATA: Little Rock AR (528) Tandem: N/A 🔧 Explore Switch(CLLI: DSARARXARS0))
870-256-4XXX	AR	BRIGHTSPEED OF CENTRAL ARKANSAS, LLC (Lumen Technologies, Inc)	0004253381	RMD0006161	1144	DES ARC	DSARARXARS0	N/A	Prefix Type: ICO Switch Name: DES ARC Switch Type: Northern Telecom Remote Switching Center LATA: Little Rock AR (528) Tandem: N/A 🔧 Explore Switch(CLLI: DSARARXARS0))
870-256-6XXX	AR	BRIGHTSPEED OF CENTRAL ARKANSAS, LLC (Lumen Technologies, Inc)	0004253381	RMD0006161	1144	DES ARC	DSARARXARS0	N/A	Prefix Type: ICO Switch Name: DES ARC Switch Type: Northern Telecom Remote Switching Center LATA: Little Rock AR (528) Tandem: N/A 🔧 Explore Switch(CLLI: DSARARXARS0))
870-256-7XXX	AR	BRIGHTSPEED OF CENTRAL ARKANSAS, LLC (Lumen Technologies, Inc)	0004253381	RMD0006161	1144	DES ARC	DSARARXARS0	N/A	Prefix Type: ICO Switch Name: DES ARC Switch Type: Northern Telecom Remote Switching Center LATA: Little Rock AR (528) Tandem: N/A 🔧 Explore Switch(CLLI: DSARARXARS0))
870-256-8XXX	AR	BRIGHTSPEED OF CENTRAL ARKANSAS, LLC (Lumen Technologies, Inc)	0004253381	RMD0006161	1144	DES ARC	DSARARXARS0	N/A	Prefix Type: ICO Switch Name: DES ARC Switch Type: Northern Telecom Remote Switching Center LATA: Little Rock AR (528) Tandem: N/A 🔧 Explore Switch(CLLI: DSARARXARS0))
870-256-9XXX	AR	BRIGHTSPEED OF CENTRAL ARKANSAS, LLC (Lumen Technologies, Inc)	0004253381	RMD0006161	1144	DES ARC	DSARARXARS0	N/A	Prefix Type: ICO Switch Name: DES ARC Switch Type: Northern Telecom Remote Switching Center LATA: Little Rock AR (528) Tandem: N/A 🔧 Explore Switch(CLLI: DSARARXARS0))