TelcoData.US: Search by Area Code / Exchange

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npa-nxx	State/Province	Company	FRN	RMD	OCN	Rate Center	CLLI	Assign Date	Misc
715-557	WI	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI (Verizon Wireless)	0005225859	RMD0003417	6508	STCROIXFLS	BRRNWIAD1MD	12/05/2001	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: northwestern WI (352) Tandem: N/A 🔧 Explore Switch(CLLI: BRRNWIAD1MD))
715-557 is split into 1,000-number blocks - detail below
715-557-0XXX	WI	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI (Verizon Wireless)	0005225859	RMD0003417	6508	STCROIXFLS	BRRNWIAD1MD	N/A	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: northwestern WI (352) Tandem: N/A 🔧 Explore Switch(CLLI: BRRNWIAD1MD))
715-557-1XXX	WI	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI (Verizon Wireless)	0005225859	RMD0003417	6508	STCROIXFLS	BRRNWIAD1MD	N/A	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: northwestern WI (352) Tandem: N/A 🔧 Explore Switch(CLLI: BRRNWIAD1MD))
715-557-2XXX	WI	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI (Verizon Wireless)	0005225859	RMD0003417	6508	STCROIXFLS	BRRNWIAD1MD	N/A	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: northwestern WI (352) Tandem: N/A 🔧 Explore Switch(CLLI: BRRNWIAD1MD))
715-557-3XXX	WI	METROPCS, INC. (T-Mobile US, Inc)		N/A	5562	STCROIXFLS	NOCLLIKNOWN	06/22/2021	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: northwestern WI (352) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
715-557-4XXX	WI	ONVOY, LLC - WI (Sinch)	0004323028	RMD0001966	225C	STCROIXFLS	NOCLLIKNOWN	05/12/2020	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: northwestern WI (352) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
715-557-5XXX	WI	TELEPORT COMMUNICATIONS AMERICA, LLC WI (AT&T)	0004274114	RMD0003897	7216	STCROIXFLS	NOCLLIKNOWN	01/12/2017	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: northwestern WI (352) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
715-557-6XXX	WI	LEVEL 3 COMMUNICATIONS, LLC - WI (Lumen Technologies, Inc)	0015338122	RMD0006112	5489	STCROIXFLS	NOCLLIKNOWN	03/16/2022	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: northwestern WI (352) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
715-557-7XXX	WI	TERRA NOVA TELECOM INC.	0021193057	RMD0001495	145J	STCROIXFLS	NOCLLIKNOWN	07/14/2025	Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: northwestern WI (352) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
715-557-8XXX	WI	AERIAL COMMUNICATIONS, INC. (T-Mobile)		N/A	6701	STCROIXFLS	NOCLLIKNOWN	11/07/2022	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: northwestern WI (352) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))