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
575-637	NM	QWEST CORPORATION	0003746757	RMD0006389	9636	ROSWELL	RSWLNMMADS0	00/00/0000	Prefix Type: RBOC Switch Name: ROSWELL MAIN Switch Type: Northern Telecom DMS100 (Digital) LATA: New Mexico (664) Tandem: ALBQNMMA03T 🔧 Explore Switch(CLLI: RSWLNMMADS0))
575-637 is split into 1,000-number blocks - detail below
575-637-0XXX	NM	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	ROSWELL	ALBRNMFE5MD	05/02/2005	Prefix Type: PCS Switch Name: ALBUQUERQUE Switch Type: N/A LATA: New Mexico (664) Tandem: N/A 🔧 Explore Switch(CLLI: ALBRNMFE5MD))
575-637-1XXX	NM	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	ROSWELL	ALBRNMFE5MD	08/15/2006	Prefix Type: PCS Switch Name: ALBUQUERQUE Switch Type: N/A LATA: New Mexico (664) Tandem: N/A 🔧 Explore Switch(CLLI: ALBRNMFE5MD))
575-637-2XXX	NM	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	ROSWELL	ALBRNMFE5MD	12/08/2006	Prefix Type: PCS Switch Name: ALBUQUERQUE Switch Type: N/A LATA: New Mexico (664) Tandem: N/A 🔧 Explore Switch(CLLI: ALBRNMFE5MD))
575-637-3XXX	NM	QWEST CORPORATION	0003746757	RMD0006389	9636	ROSWELL	RSWLNMMADS0	N/A	Prefix Type: RBOC Switch Name: ROSWELL MAIN Switch Type: Northern Telecom DMS100 (Digital) LATA: New Mexico (664) Tandem: ALBQNMMA03T 🔧 Explore Switch(CLLI: RSWLNMMADS0))
575-637-4XXX	NM	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	ROSWELL	ALBRNMFE5MD	02/28/2006	Prefix Type: PCS Switch Name: ALBUQUERQUE Switch Type: N/A LATA: New Mexico (664) Tandem: N/A 🔧 Explore Switch(CLLI: ALBRNMFE5MD))
575-637-5XXX	NM	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	ROSWELL	ALBRNMFE5MD	03/23/2005	Prefix Type: PCS Switch Name: ALBUQUERQUE Switch Type: N/A LATA: New Mexico (664) Tandem: N/A 🔧 Explore Switch(CLLI: ALBRNMFE5MD))
575-637-6XXX	NM	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	ROSWELL	ALBRNMFE5MD	01/30/2007	Prefix Type: PCS Switch Name: ALBUQUERQUE Switch Type: N/A LATA: New Mexico (664) Tandem: N/A 🔧 Explore Switch(CLLI: ALBRNMFE5MD))
575-637-7XXX	NM	QWEST CORPORATION	0003746757	RMD0006389	9636	ROSWELL	RSWLNMMADS0	N/A	Prefix Type: RBOC Switch Name: ROSWELL MAIN Switch Type: Northern Telecom DMS100 (Digital) LATA: New Mexico (664) Tandem: ALBQNMMA03T 🔧 Explore Switch(CLLI: RSWLNMMADS0))
575-637-8XXX	NM	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	ROSWELL	ALBRNMFE5MD	01/18/2005	Prefix Type: PCS Switch Name: ALBUQUERQUE Switch Type: N/A LATA: New Mexico (664) Tandem: N/A 🔧 Explore Switch(CLLI: ALBRNMFE5MD))
575-637-9XXX	NM	T-MOBILE USA, INC. (T-Mobile US, Inc)	0017078262	RMD0019051	6529	ROSWELL	ALBRNMFE5MD	01/18/2005	Prefix Type: PCS Switch Name: ALBUQUERQUE Switch Type: N/A LATA: New Mexico (664) Tandem: N/A 🔧 Explore Switch(CLLI: ALBRNMFE5MD))