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
443-747MDCORE COMMUNICATIONS, INC.- MD2593PT DEPOSITBLTMMD91DS102/22/2002Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-747
443-747-0MDCORE COMMUNICATIONS, INC.- MD2593PT DEPOSITBLTMMD91DS103/04/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-747-3MDCORE COMMUNICATIONS, INC.- MD2593PT DEPOSITBLTMMD91DS1N/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-912MDCORE COMMUNICATIONS, INC.- MD2593TOWSONBLTMMD91DS107/02/2002Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-912
443-912-1MDCORE COMMUNICATIONS, INC.- MD2593TOWSONBLTMMD91DS107/15/2002Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info