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
515-421	IA	WINDSTREAM IT-COMM, LLC - IA		N/A	938D	DES MOINES	KNVLIAXCPS0	12/08/2010	Prefix Type: UNKNOWN Switch Name: N/A Switch Type: N/A LATA: Des Moines IA (632) Tandem: N/A 🔧 Explore Switch(CLLI: KNVLIAXCPS0))
515-421 is split into 1,000-number blocks - detail below
515-421-0XXX	IA	NEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)	0003291192	RMD0036909	6534	DES MOINES	DESMIADTXKX	03/17/2011	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Des Moines IA (632) Tandem: N/A 🔧 Explore Switch(CLLI: DESMIADTXKX))
515-421-1XXX	IA	WINDSTREAM IT-COMM, LLC - IA		N/A	938D	DES MOINES	KNVLIAXCPS0	12/08/2010	Prefix Type: UNKNOWN Switch Name: N/A Switch Type: N/A LATA: Des Moines IA (632) Tandem: N/A 🔧 Explore Switch(CLLI: KNVLIAXCPS0))
515-421-2XXX	IA	NEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)	0003291192	RMD0036909	6534	DES MOINES	DESMIADTXKX	03/17/2011	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Des Moines IA (632) Tandem: N/A 🔧 Explore Switch(CLLI: DESMIADTXKX))
515-421-3XXX	IA	NEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)	0003291192	RMD0036909	6534	DES MOINES	DESMIADTXKX	03/17/2011	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Des Moines IA (632) Tandem: N/A 🔧 Explore Switch(CLLI: DESMIADTXKX))
515-421-4XXX	IA	AUREON COMMUNICATIONS, LLC	0020655486	RMD0004238	444G	DES MOINES	DESMIAITGT5	12/28/2011	Prefix Type: UNKNOWN Switch Name: N/A Switch Type: N/A LATA: Des Moines IA (632) Tandem: N/A 🔧 Explore Switch(CLLI: DESMIAITGT5))
515-421-5XXX	IA	NEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)	0003291192	RMD0036909	6534	DES MOINES	DESMIADTXKX	03/17/2011	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Des Moines IA (632) Tandem: N/A 🔧 Explore Switch(CLLI: DESMIADTXKX))
515-421-6XXX	IA	T-MOBILE USA, INC. (T-Mobile US, Inc)	0006945950	RMD0004209	6529	DES MOINES	DESMIA72GMD	04/08/2011	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Des Moines IA (632) Tandem: N/A 🔧 Explore Switch(CLLI: DESMIA72GMD))
515-421-7XXX	IA	METROPCS, INC. (T-Mobile US, Inc)		N/A	5562	DES MOINES	NOCLLIKNOWN	04/08/2011	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Des Moines IA (632) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
515-421-8XXX	IA	BANDWIDTH.COM CLEC, LLC - IA	0017042060	RMD0003709	985E	DES MOINES	NOCLLIKNOWN	05/02/2011	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Des Moines IA (632) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
515-421-9XXX	IA	BANDWIDTH.COM CLEC, LLC - IA	0017042060	RMD0003709	985E	DES MOINES	NOCLLIKNOWN	05/02/2011	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Des Moines IA (632) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))