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npa-nxx	State/Province	Company	FRN	RMD	OCN	Rate Center	CLLI	Assign Date	Misc
205-299	AL	NEW CINGULAR WIRELESS PCS, LLC - GA (AT&T Wireless)	0003291192	RMD0036909	6214	CLANTON	BRHMALXSGT2	03/23/2001	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Birmingham AL (476) Tandem: N/A 🔧 Explore Switch(CLLI: BRHMALXSGT2))
205-299 is split into 1,000-number blocks - detail below
205-299-0XXX	AL	NEW CINGULAR WIRELESS PCS, LLC - GA (AT&T Wireless)	0003291192	RMD0036909	6214	CLANTON	BRHMALXSGT2	N/A	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Birmingham AL (476) Tandem: N/A 🔧 Explore Switch(CLLI: BRHMALXSGT2))
205-299-1XXX	AL	NEW CINGULAR WIRELESS PCS, LLC - GA (AT&T Wireless)	0003291192	RMD0036909	6214	CLANTON	BRHMALXSGT2	N/A	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Birmingham AL (476) Tandem: N/A 🔧 Explore Switch(CLLI: BRHMALXSGT2))
205-299-2XXX	AL	NEW CINGULAR WIRELESS PCS, LLC - GA (AT&T Wireless)	0003291192	RMD0036909	6214	CLANTON	BRHMALXSGT2	N/A	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Birmingham AL (476) Tandem: N/A 🔧 Explore Switch(CLLI: BRHMALXSGT2))
205-299-3XXX	AL	METROPCS, INC. (T-Mobile US, Inc)		N/A	5562	CLANTON	BRHMALHR6MD	11/29/2011	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Birmingham AL (476) Tandem: N/A 🔧 Explore Switch(CLLI: BRHMALHR6MD))
205-299-4XXX	AL	NEW CINGULAR WIRELESS PCS, LLC - GA (AT&T Wireless)	0003291192	RMD0036909	6214	CLANTON	BRHMALXSGT2	08/08/2008	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Birmingham AL (476) Tandem: N/A 🔧 Explore Switch(CLLI: BRHMALXSGT2))
205-299-5XXX	AL	TERRA NOVA TELECOM INC.	0021193057	RMD0001495	145J	CLANTON	NOCLLIKNOWN	09/10/2025	Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: Birmingham AL (476) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
205-299-6XXX	AL	NEW CINGULAR WIRELESS PCS, LLC - GA (AT&T Wireless)	0003291192	RMD0036909	6214	CLANTON	BRHMALXSGT2	N/A	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Birmingham AL (476) Tandem: N/A 🔧 Explore Switch(CLLI: BRHMALXSGT2))
205-299-7XXX	AL	NEW CINGULAR WIRELESS PCS, LLC - GA (AT&T Wireless)	0003291192	RMD0036909	6214	CLANTON	BRHMALXSGT2	06/14/2007	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Birmingham AL (476) Tandem: N/A 🔧 Explore Switch(CLLI: BRHMALXSGT2))
205-299-8XXX	AL	METROPCS, INC. (T-Mobile US, Inc)		N/A	5562	CLANTON	BRHMALHR6MD	09/07/2006	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Birmingham AL (476) Tandem: N/A 🔧 Explore Switch(CLLI: BRHMALHR6MD))
205-299-9XXX	AL	POWERTEL BIRMINGHAM LICENSES, INC. (T-Mobile)		N/A	7475	CLANTON	BRHMALHRGT0	04/24/2003	Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: Birmingham AL (476) Tandem: N/A 🔧 Explore Switch(CLLI: BRHMALHRGT0))