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
503-400	OR	LEVEL 3 COMMUNICATIONS, LLC - OR (Lumen Technologies, Inc)	0015338122	RMD0006112	3234	SALEM	PTLGORIA7MD	05/10/2007	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Portland OR (672) Tandem: N/A 🔧 Explore Switch(CLLI: PTLGORIA7MD))
503-400 is split into 1,000-number blocks - detail below
503-400-0XXX	OR	NEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)	0003291192	RMD0036909	6010	SALEM	BENDOR248MD	04/23/2008	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Portland OR (672) Tandem: N/A 🔧 Explore Switch(CLLI: BENDOR248MD))
503-400-1XXX	OR	NEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)	0003291192	RMD0036909	6010	SALEM	BENDOR248MD	04/23/2008	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Portland OR (672) Tandem: N/A 🔧 Explore Switch(CLLI: BENDOR248MD))
503-400-2XXX	OR	NEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)	0003291192	RMD0036909	6010	SALEM	BENDOR248MD	04/23/2008	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Portland OR (672) Tandem: N/A 🔧 Explore Switch(CLLI: BENDOR248MD))
503-400-3XXX	OR	ONVOY, LLC - OR (Sinch)	0004323028	RMD0001966	750E	SALEM	NOCLLIKNOWN	05/28/2008	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Portland OR (672) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
503-400-4XXX	OR	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR (Verizon Wireless)	0003290673	RMD0003382	5820	SALEM	PTLDORWNAMD	08/13/2014	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Portland OR (672) Tandem: N/A 🔧 Explore Switch(CLLI: PTLDORWNAMD))
503-400-5XXX	OR	NEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)	0003291192	RMD0036909	6010	SALEM	BENDOR248MD	07/29/2014	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Portland OR (672) Tandem: N/A 🔧 Explore Switch(CLLI: BENDOR248MD))
503-400-6XXX	OR	LEVEL 3 COMMUNICATIONS, LLC - OR (Lumen Technologies, Inc)	0015338122	RMD0006112	3234	SALEM	PTLGORIA7MD	07/07/2008	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Portland OR (672) Tandem: N/A 🔧 Explore Switch(CLLI: PTLGORIA7MD))
503-400-7XXX	OR	LEVEL 3 COMMUNICATIONS, LLC - OR (Lumen Technologies, Inc)	0015338122	RMD0006112	3234	SALEM	PTLGORIA7MD	07/07/2008	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Portland OR (672) Tandem: N/A 🔧 Explore Switch(CLLI: PTLGORIA7MD))
503-400-8XXX	OR	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	SALEM	PTLJORIY0MD	06/06/2008	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Portland OR (672) Tandem: N/A 🔧 Explore Switch(CLLI: PTLJORIY0MD))
503-400-9XXX	OR	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	SALEM	PTLJORIY0MD	02/13/2008	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Portland OR (672) Tandem: N/A 🔧 Explore Switch(CLLI: PTLJORIY0MD))