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
318-240	LA	BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)		N/A	9419	MARKSVILLE	MKVLLAMNDS0	00/00/0000	Prefix Type: RBOC Switch Name: MARKSVILLE Switch Type: Northern Telecom DMS10 (Digital) LATA: Shreveport LA (486) Tandem: N/A 🔧 Explore Switch(CLLI: MKVLLAMNDS0))
318-240 is split into 1,000-number blocks - detail below
318-240-0XXX	LA	BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)		N/A	9419	MARKSVILLE	MKVLLAMNDS0	N/A	Prefix Type: RBOC Switch Name: MARKSVILLE Switch Type: Northern Telecom DMS10 (Digital) LATA: Shreveport LA (486) Tandem: N/A 🔧 Explore Switch(CLLI: MKVLLAMNDS0))
318-240-1XXX	LA	BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)		N/A	9419	MARKSVILLE	MKVLLAMNDS0	N/A	Prefix Type: RBOC Switch Name: MARKSVILLE Switch Type: Northern Telecom DMS10 (Digital) LATA: Shreveport LA (486) Tandem: N/A 🔧 Explore Switch(CLLI: MKVLLAMNDS0))
318-240-2XXX	LA	ONVOY, LLC - LA (Sinch)	0004323028	RMD0001966	749E	MARKSVILLE	NOCLLIKNOWN	08/10/2023	Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: Shreveport LA (486) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN))
318-240-3XXX	LA	NEW CINGULAR WIRELESS PCS, LLC - GA (AT&T Wireless)	0003291192	RMD0036909	6214	MARKSVILLE	SHPULA34G02	N/A	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Shreveport LA (486) Tandem: N/A 🔧 Explore Switch(CLLI: SHPULA34G02))
318-240-4XXX	LA	NEW CINGULAR WIRELESS PCS, LLC - GA (AT&T Wireless)	0003291192	RMD0036909	6214	MARKSVILLE	SHPULA34G02	N/A	Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Shreveport LA (486) Tandem: N/A 🔧 Explore Switch(CLLI: SHPULA34G02))
318-240-6XXX	LA	BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)		N/A	9419	MARKSVILLE	MKVLLAMNDS0	N/A	Prefix Type: RBOC Switch Name: MARKSVILLE Switch Type: Northern Telecom DMS10 (Digital) LATA: Shreveport LA (486) Tandem: N/A 🔧 Explore Switch(CLLI: MKVLLAMNDS0))
318-240-7XXX	LA	BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)		N/A	9419	MARKSVILLE	MKVLLAMNDS0	N/A	Prefix Type: RBOC Switch Name: MARKSVILLE Switch Type: Northern Telecom DMS10 (Digital) LATA: Shreveport LA (486) Tandem: N/A 🔧 Explore Switch(CLLI: MKVLLAMNDS0))
318-240-8XXX	LA	BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)		N/A	9419	MARKSVILLE	MKVLLAMNDS0	N/A	Prefix Type: RBOC Switch Name: MARKSVILLE Switch Type: Northern Telecom DMS10 (Digital) LATA: Shreveport LA (486) Tandem: N/A 🔧 Explore Switch(CLLI: MKVLLAMNDS0))
318-240-9XXX	LA	BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)		N/A	9419	MARKSVILLE	MKVLLAMNDS0	N/A	Prefix Type: RBOC Switch Name: MARKSVILLE Switch Type: Northern Telecom DMS10 (Digital) LATA: Shreveport LA (486) Tandem: N/A 🔧 Explore Switch(CLLI: MKVLLAMNDS0))