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npa-nxx	State/Province	Company	FRN	RMD	OCN	Rate Center	CLLI	Assign Date	Misc
206-489	WA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0006945950	RMD0004209	6529	SEATTLE	STTLWA060MD	12/20/2012	Prefix Type: PCS Switch Name: SEATTLE Switch Type: N/A LATA: Seattle WA (674) Tandem: N/A 🔧 Explore Switch(CLLI: STTLWA060MD))
206-489 is split into 1,000-number blocks - detail below
206-489-0XXX	WA	ONVOY, LLC - WA (Sinch)	0004323028	RMD0001966	483E	SEATTLE	NOCLLIKNOWN	04/26/2013	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Seattle WA (674) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
206-489-1XXX	WA	ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM		N/A	7173	SEATTLE	NOCLLIKNOWN	04/30/2013	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Seattle WA (674) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
206-489-2XXX	WA	LEVEL 3 COMMUNICATIONS, LLC - WA (Lumen Technologies, Inc)		N/A	6121	SEATTLE	NOCLLIKNOWN	02/22/2013	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Seattle WA (674) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
206-489-3XXX	WA	LEVEL 3 COMMUNICATIONS, LLC - WA (Lumen Technologies, Inc)		N/A	6121	SEATTLE	NOCLLIKNOWN	02/22/2013	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Seattle WA (674) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
206-489-4XXX	WA	ONVOY, LLC - WA (Sinch)	0004323028	RMD0001966	483E	SEATTLE	NOCLLIKNOWN	04/23/2013	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Seattle WA (674) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
206-489-5XXX	WA	PAETEC ITEL, LLC		N/A	829J	SEATTLE	TKWLWANNDS0	05/06/2013	Prefix Type: IPES Switch Name: TUKWILA Switch Type: N/A LATA: Seattle WA (674) Tandem: N/A 🔧 Explore Switch(CLLI: TKWLWANNDS0))
206-489-6XXX	WA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0006945950	RMD0004209	6529	SEATTLE	STTLWA060MD	04/16/2013	Prefix Type: PCS Switch Name: SEATTLE Switch Type: N/A LATA: Seattle WA (674) Tandem: N/A 🔧 Explore Switch(CLLI: STTLWA060MD))
206-489-7XXX	WA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0006945950	RMD0004209	6529	SEATTLE	STTLWA060MD	04/16/2013	Prefix Type: PCS Switch Name: SEATTLE Switch Type: N/A LATA: Seattle WA (674) Tandem: N/A 🔧 Explore Switch(CLLI: STTLWA060MD))
206-489-8XXX	WA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0006945950	RMD0004209	6529	SEATTLE	STTLWA060MD	12/20/2012	Prefix Type: PCS Switch Name: SEATTLE Switch Type: N/A LATA: Seattle WA (674) Tandem: N/A 🔧 Explore Switch(CLLI: STTLWA060MD))
206-489-9XXX	WA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0006945950	RMD0004209	6529	SEATTLE	STTLWA060MD	12/20/2012	Prefix Type: PCS Switch Name: SEATTLE Switch Type: N/A LATA: Seattle WA (674) Tandem: N/A 🔧 Explore Switch(CLLI: STTLWA060MD))