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
410-325MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS000/00/0000Prefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-325
410-325-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-325-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-325-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-325-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-325-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-325-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-325-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-325-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-325-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-483MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS000/00/0000Prefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-483
410-483-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-483-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-483-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-483-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-483-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-483-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-483-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-483-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-483-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-485MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS000/00/0000Prefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-488MDVERIZON MARYLAND, INC. (Verizon Communications)9212BALTIMOREBLTMMDFRDS000/00/0000Prefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-866MDVERIZON MARYLAND, INC. (Verizon Communications)9212ESSEXBLTMMDFRDS000/00/0000Prefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-868MDVERIZON MARYLAND, INC. (Verizon Communications)9212ESSEXBLTMMDFRDS000/00/0000Prefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-868
443-868-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212ESSEXBLTMMDFRDS0N/APrefix Type: RBOC
Switch Name: FRANKFORD
Switch Type: NTDMS100
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info