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
410-673MDVERIZON MARYLAND, INC. (Verizon Communications)9212PRESTONPSTNMDPSRS000/00/0000Prefix Type: RBOC
Switch Name: PRESTON
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-673
410-673-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212PRESTONPSTNMDPSRS0N/APrefix Type: RBOC
Switch Name: PRESTON
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-673-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212PRESTONPSTNMDPSRS0N/APrefix Type: RBOC
Switch Name: PRESTON
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-673-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212PRESTONPSTNMDPSRS0N/APrefix Type: RBOC
Switch Name: PRESTON
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-673-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212PRESTONPSTNMDPSRS0N/APrefix Type: RBOC
Switch Name: PRESTON
Switch Type: 5ESS-RSM
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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