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npa-nxx	State/Province	Company	FRN	RMD	OCN	Rate Center	CLLI	Assign Date	Misc
503-327	OR	TELEPORT COMMUNICATIONS AMERICA, LLC - OR (AT&T)	0004274114	RMD0003897	7531	PORTLAND	TGRDORAODS0	00/00/0000	Prefix Type: CLEC Switch Name: TIGARD Switch Type: WECO 5ESS (Digital) LATA: Portland OR (672) Tandem: N/A 🔧 Explore Switch(CLLI: TGRDORAODS0))
503-327 is split into 1,000-number blocks - detail below
503-327-0XXX	OR	TELEPORT COMMUNICATIONS AMERICA, LLC - OR (AT&T)	0004274114	RMD0003897	7531	PORTLAND	TGRDORAODS0	N/A	Prefix Type: CLEC Switch Name: TIGARD Switch Type: WECO 5ESS (Digital) LATA: Portland OR (672) Tandem: N/A 🔧 Explore Switch(CLLI: TGRDORAODS0))
503-327-1XXX	OR	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	PORTLAND	PTLJORIY0MD	03/29/2006	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Portland OR (672) Tandem: N/A 🔧 Explore Switch(CLLI: PTLJORIY0MD))
503-327-2XXX	OR	TELEPORT COMMUNICATIONS AMERICA, LLC - OR (AT&T)	0004274114	RMD0003897	7531	PORTLAND	TGRDORAODS0	N/A	Prefix Type: CLEC Switch Name: TIGARD Switch Type: WECO 5ESS (Digital) LATA: Portland OR (672) Tandem: N/A 🔧 Explore Switch(CLLI: TGRDORAODS0))
503-327-3XXX	OR	NEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)	0003291192	RMD0036909	6010	PORTLAND	BENDOR248MD	05/27/2005	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Portland OR (672) Tandem: N/A 🔧 Explore Switch(CLLI: BENDOR248MD))
503-327-4XXX	OR	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	PORTLAND	PTLJORIY0MD	10/31/2003	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Portland OR (672) Tandem: N/A 🔧 Explore Switch(CLLI: PTLJORIY0MD))
503-327-5XXX	OR	NEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)	0003291192	RMD0036909	6010	PORTLAND	BENDOR248MD	05/27/2005	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Portland OR (672) Tandem: N/A 🔧 Explore Switch(CLLI: BENDOR248MD))
503-327-6XXX	OR	NEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)	0003291192	RMD0036909	6010	PORTLAND	BENDOR248MD	05/27/2005	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Portland OR (672) Tandem: N/A 🔧 Explore Switch(CLLI: BENDOR248MD))
503-327-7XXX	OR	TELEPORT COMMUNICATIONS AMERICA, LLC - OR (AT&T)	0004274114	RMD0003897	7531	PORTLAND	TGRDORAODS0	N/A	Prefix Type: CLEC Switch Name: TIGARD Switch Type: WECO 5ESS (Digital) LATA: Portland OR (672) Tandem: N/A 🔧 Explore Switch(CLLI: TGRDORAODS0))
503-327-8XXX	OR	COMCAST IP PHONE, LLC (Comcast)	0008497687	RMD0003552	318J	PORTLAND	PTLDOR13XFX	N/A	Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Portland OR (672) Tandem: N/A 🔧 Explore Switch(CLLI: PTLDOR13XFX))
503-327-9XXX	OR	NEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)	0003291192	RMD0036909	6010	PORTLAND	BENDOR248MD	05/27/2005	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Portland OR (672) Tandem: N/A 🔧 Explore Switch(CLLI: BENDOR248MD))