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npa-nxx	State/Province	Company	FRN	RMD	OCN	Rate Center	CLLI	Assign Date	Misc
253-398	WA	MCIMETRO ACCESS TRANSMISSION SERVICES LLC - WA (Verizon Communications)	0004999405	RMD0002957	7274	KENT	KRLDWADWDS1	00/00/0000	Prefix Type: CLEC Switch Name: KIRKLAND Switch Type: N/A LATA: Seattle WA (674) Tandem: N/A 🔧 Explore Switch(CLLI: KRLDWADWDS1))
253-398 is split into 1,000-number blocks - detail below
253-398-0XXX	WA	METROPCS, INC. (T-Mobile US, Inc)		N/A	5562	KENT	STTLWA03LMD	06/17/2020	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Seattle WA (674) Tandem: N/A 🔧 Explore Switch(CLLI: STTLWA03LMD))
253-398-1XXX	WA	MCIMETRO ACCESS TRANSMISSION SERVICES LLC - WA (Verizon Communications)	0004999405	RMD0002957	7274	KENT	KRLDWADWDS1	N/A	Prefix Type: CLEC Switch Name: KIRKLAND Switch Type: N/A LATA: Seattle WA (674) Tandem: N/A 🔧 Explore Switch(CLLI: KRLDWADWDS1))
253-398-2XXX	WA	ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM		N/A	7173	KENT	NOCLLIKNOWN	09/26/2008	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Seattle WA (674) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
253-398-3XXX	WA	MCIMETRO ACCESS TRANSMISSION SERVICES LLC - WA (Verizon Communications)	0004999405	RMD0002957	7274	KENT	KRLDWADWDS1	11/14/2007	Prefix Type: CLEC Switch Name: KIRKLAND Switch Type: N/A LATA: Seattle WA (674) Tandem: N/A 🔧 Explore Switch(CLLI: KRLDWADWDS1))
253-398-4XXX	WA	METROPCS, INC. (T-Mobile US, Inc)		N/A	5562	KENT	STTLWA03LMD	05/23/2013	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Seattle WA (674) Tandem: N/A 🔧 Explore Switch(CLLI: STTLWA03LMD))
253-398-5XXX	WA	METROPCS, INC. (T-Mobile US, Inc)		N/A	5562	KENT	STTLWA03LMD	05/23/2013	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Seattle WA (674) Tandem: N/A 🔧 Explore Switch(CLLI: STTLWA03LMD))
253-398-6XXX	WA	METROPCS, INC. (T-Mobile US, Inc)		N/A	5562	KENT	STTLWA03LMD	11/26/2014	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Seattle WA (674) Tandem: N/A 🔧 Explore Switch(CLLI: STTLWA03LMD))
253-398-7XXX	WA	PEERLESS NETWORK OF WASHINGTON, LLC - WA		N/A	159F	KENT	NOCLLIKNOWN	08/28/2019	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Seattle WA (674) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
253-398-8XXX	WA	PEERLESS NETWORK OF WASHINGTON, LLC - WA		N/A	159F	KENT	NOCLLIKNOWN	06/02/2020	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Seattle WA (674) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
253-398-9XXX	WA	TELNYX LLC	0018998724	RMD0001645	073H	KENT	NOCLLIKNOWN	06/30/2020	Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Seattle WA (674) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))