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
920-277	WI	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	APPLETON	APPLWI01XEX	04/09/2001	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: northeastern WI (350) Tandem: N/A 🔧 Explore Switch(CLLI: APPLWI01XEX))
920-277 is split into 1,000-number blocks - detail below
920-277-0XXX	WI	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	APPLETON	APPLWI01XEX	N/A	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: northeastern WI (350) Tandem: N/A 🔧 Explore Switch(CLLI: APPLWI01XEX))
920-277-1XXX	WI	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	APPLETON	APPLWI01XEX	N/A	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: northeastern WI (350) Tandem: N/A 🔧 Explore Switch(CLLI: APPLWI01XEX))
920-277-2XXX	WI	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	APPLETON	APPLWI01XEX	N/A	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: northeastern WI (350) Tandem: N/A 🔧 Explore Switch(CLLI: APPLWI01XEX))
920-277-3XXX	WI	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	APPLETON	APPLWI01XEX	N/A	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: northeastern WI (350) Tandem: N/A 🔧 Explore Switch(CLLI: APPLWI01XEX))
920-277-4XXX	WI	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	APPLETON	APPLWI01XEX	N/A	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: northeastern WI (350) Tandem: N/A 🔧 Explore Switch(CLLI: APPLWI01XEX))
920-277-5XXX	WI	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	APPLETON	APPLWI01XEX	N/A	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: northeastern WI (350) Tandem: N/A 🔧 Explore Switch(CLLI: APPLWI01XEX))
920-277-6XXX	WI	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	APPLETON	APPLWI01XEX	N/A	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: northeastern WI (350) Tandem: N/A 🔧 Explore Switch(CLLI: APPLWI01XEX))
920-277-7XXX	WI	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	APPLETON	APPLWI01XEX	N/A	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: northeastern WI (350) Tandem: N/A 🔧 Explore Switch(CLLI: APPLWI01XEX))
920-277-8XXX	WI	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	APPLETON	APPLWI01XEX	N/A	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: northeastern WI (350) Tandem: N/A 🔧 Explore Switch(CLLI: APPLWI01XEX))
920-277-9XXX	WI	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	APPLETON	APPLWI01XEX	N/A	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: northeastern WI (350) Tandem: N/A 🔧 Explore Switch(CLLI: APPLWI01XEX))