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
256-243	AL	NEW CINGULAR WIRELESS PCS, LLC - GA (AT&T Wireless)	0003291192	RMD0036909	6214	GUNTERSVL	BRHMALXSGT2	05/19/2022	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Birmingham AL (476) Tandem: N/A 🔧 Explore Switch(CLLI: BRHMALXSGT2))
256-243 is split into 1,000-number blocks - detail below
256-243-0XXX	AL	IP HORIZON LLC	0027469766	RMD0001571	515J	GUNTERSVL	NOCLLIKNOWN	05/29/2026	Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Birmingham AL (476) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
256-243-1XXX	AL	AIRUS, INC. - AL (Airus, Inc)	0009034182	RMD0001420	476H	GUNTERSVL	NOCLLIKNOWN	03/29/2023	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Birmingham AL (476) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
256-243-2XXX	AL	NEW CINGULAR WIRELESS PCS, LLC - GA (AT&T Wireless)	0003291192	RMD0036909	6214	GUNTERSVL	BRHMALXSGT2	05/19/2022	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Birmingham AL (476) Tandem: N/A 🔧 Explore Switch(CLLI: BRHMALXSGT2))
256-243-3XXX	AL	NEW CINGULAR WIRELESS PCS, LLC - GA (AT&T Wireless)	0003291192	RMD0036909	6214	GUNTERSVL	BRHMALXSGT2	05/19/2022	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Birmingham AL (476) Tandem: N/A 🔧 Explore Switch(CLLI: BRHMALXSGT2))
256-243-4XXX	AL	NEW CINGULAR WIRELESS PCS, LLC - GA (AT&T Wireless)	0003291192	RMD0036909	6214	GUNTERSVL	BRHMALXSGT2	05/19/2022	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Birmingham AL (476) Tandem: N/A 🔧 Explore Switch(CLLI: BRHMALXSGT2))
256-243-5XXX	AL	NEW CINGULAR WIRELESS PCS, LLC - GA (AT&T Wireless)	0003291192	RMD0036909	6214	GUNTERSVL	BRHMALXSGT2	05/19/2022	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Birmingham AL (476) Tandem: N/A 🔧 Explore Switch(CLLI: BRHMALXSGT2))
256-243-6XXX	AL	NEW CINGULAR WIRELESS PCS, LLC - GA (AT&T Wireless)	0003291192	RMD0036909	6214	GUNTERSVL	BRHMALXSGT2	05/19/2022	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Birmingham AL (476) Tandem: N/A 🔧 Explore Switch(CLLI: BRHMALXSGT2))
256-243-7XXX	AL	NEW CINGULAR WIRELESS PCS, LLC - GA (AT&T Wireless)	0003291192	RMD0036909	6214	GUNTERSVL	BRHMALXSGT2	05/19/2022	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Birmingham AL (476) Tandem: N/A 🔧 Explore Switch(CLLI: BRHMALXSGT2))
256-243-8XXX	AL	NEW CINGULAR WIRELESS PCS, LLC - GA (AT&T Wireless)	0003291192	RMD0036909	6214	GUNTERSVL	BRHMALXSGT2	05/19/2022	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Birmingham AL (476) Tandem: N/A 🔧 Explore Switch(CLLI: BRHMALXSGT2))
256-243-9XXX	AL	NEW CINGULAR WIRELESS PCS, LLC - GA (AT&T Wireless)	0003291192	RMD0036909	6214	GUNTERSVL	BRHMALXSGT2	05/19/2022	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Birmingham AL (476) Tandem: N/A 🔧 Explore Switch(CLLI: BRHMALXSGT2))