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
509-728	WA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	YAKIMA	YAKMWA020MD	00/00/0000	Prefix Type: PCS Switch Name: YAKIMA Switch Type: N/A LATA: N/A Tandem: N/A 🔧 Explore Switch(CLLI: YAKMWA020MD))
509-728 is split into 1,000-number blocks - detail below
509-728-0XXX	WA	METROPCS, INC. (T-Mobile US, Inc)		N/A	5562	YAKIMA	YAKMWA02IMD	N/A	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: N/A Tandem: N/A 🔧 Explore Switch(CLLI: YAKMWA02IMD))
509-728-1XXX	WA	METROPCS, INC. (T-Mobile US, Inc)		N/A	5562	YAKIMA	YAKMWA02IMD	N/A	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: N/A Tandem: N/A 🔧 Explore Switch(CLLI: YAKMWA02IMD))
509-728-2XXX	WA	METROPCS, INC. (T-Mobile US, Inc)		N/A	5562	YAKIMA	YAKMWA02IMD	N/A	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: N/A Tandem: N/A 🔧 Explore Switch(CLLI: YAKMWA02IMD))
509-728-3XXX	WA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	YAKIMA	YAKMWA020MD	N/A	Prefix Type: PCS Switch Name: YAKIMA Switch Type: N/A LATA: N/A Tandem: N/A 🔧 Explore Switch(CLLI: YAKMWA020MD))
509-728-4XXX	WA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	YAKIMA	YAKMWA020MD	N/A	Prefix Type: PCS Switch Name: YAKIMA Switch Type: N/A LATA: N/A Tandem: N/A 🔧 Explore Switch(CLLI: YAKMWA020MD))
509-728-5XXX	WA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	YAKIMA	YAKMWA020MD	N/A	Prefix Type: PCS Switch Name: YAKIMA Switch Type: N/A LATA: N/A Tandem: N/A 🔧 Explore Switch(CLLI: YAKMWA020MD))
509-728-6XXX	WA	METROPCS, INC. (T-Mobile US, Inc)		N/A	5562	YAKIMA	YAKMWA02IMD	N/A	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: N/A Tandem: N/A 🔧 Explore Switch(CLLI: YAKMWA02IMD))
509-728-7XXX	WA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	YAKIMA	YAKMWA020MD	N/A	Prefix Type: PCS Switch Name: YAKIMA Switch Type: N/A LATA: N/A Tandem: N/A 🔧 Explore Switch(CLLI: YAKMWA020MD))
509-728-8XXX	WA	METROPCS, INC. (T-Mobile US, Inc)		N/A	5562	YAKIMA	YAKMWA02IMD	N/A	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: N/A Tandem: N/A 🔧 Explore Switch(CLLI: YAKMWA02IMD))
509-728-9XXX	WA	LEVEL 3 COMMUNICATIONS, LLC - WA (Lumen Technologies, Inc)	0015338122	RMD0006112	6121	YAKIMA	NOCLLIKNOWN	01/30/2009	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: N/A Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))