Input a CLLI:

Tip: A Partial CLLI can be entered, but must contain a minimum of the first 6 characters. I.E. 'DLLSTX'

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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
443-273MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325REISTERSTNCLMAMDNIDS100/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-273
443-273-0MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325REISTERSTNCLMAMDNIDS1N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-273-9MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325REISTERSTNCLMAMDNIDS1N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-364MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325ELLICOTTCYCLMAMDNIDS100/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-364
443-364-5MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325ELLICOTTCYCLMAMDNIDS1N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-620MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325WATERLO238CLMAMDNIDS100/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-620
443-620-9MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325WATERLO238CLMAMDNIDS1N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-733MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325WATERLO238CLMAMDNIDS100/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-733
443-733-9MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325WATERLO238CLMAMDNIDS1N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-886MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325COCKEYSVLCLMAMDNIDS100/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-886
443-886-2MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325COCKEYSVLCLMAMDNIDS1N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-886-9MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325COCKEYSVLCLMAMDNIDS1N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-920MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325SYKESVILLECLMAMDNIDS100/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-920
443-920-9MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325SYKESVILLECLMAMDNIDS1N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-933MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325COCKEYSVLCLMAMDNIDS104/20/2004Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-933
443-933-4MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325COCKEYSVLCLMAMDNIDS104/21/2004Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-942MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325SEVERNA PKCLMAMDNIDS100/00/0000Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-942
443-942-9MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325SEVERNA PKCLMAMDNIDS1N/APrefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-786MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325COLUMBIACLMAMDNIDS111/04/2015Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 667-786
667-786-5MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325COLUMBIACLMAMDNIDS111/05/2015Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
667-786-6MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325COLUMBIACLMAMDNIDS111/05/2015Prefix Type: CLEC
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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