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
301-678MDVERIZON MARYLAND, INC. (Verizon Communications)9212HANCOCKHNCCMDHNRS000/00/0000Prefix Type: RBOC
Switch Name: HANCOCK
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-678
301-678-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212HANCOCKHNCCMDHNRS0N/APrefix Type: RBOC
Switch Name: HANCOCK
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
301-678-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212HANCOCKHNCCMDHNRS0N/APrefix Type: RBOC
Switch Name: HANCOCK
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
301-678-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212HANCOCKHNCCMDHNRS0N/APrefix Type: RBOC
Switch Name: HANCOCK
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info
301-678-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212HANCOCKHNCCMDHNRS0N/APrefix Type: RBOC
Switch Name: HANCOCK
Switch Type: 5ESS-RSM
LATA: Hagerstown MD (240)
Tandem: N/A
Detailed Switch Info