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
410-315MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS000/00/0000Prefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-315
410-315-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-315-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-315-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-315-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-315-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-384MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS000/00/0000Prefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-384
410-384-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-384-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-384-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-384-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-384-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-384-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-421MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS000/00/0000Prefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-421
410-421-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-421-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-421-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-431MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS000/00/0000Prefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-431
410-431-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-431-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-431-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-431-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-431-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-432MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS000/00/0000Prefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-432
410-432-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-432-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-432-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-432-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-432-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-432-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-518MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS000/00/0000Prefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-518
410-518-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-518-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-518-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-518-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-518-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-518-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-541MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS000/00/0000Prefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-541
410-541-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-541-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-544MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS000/00/0000Prefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-647MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS000/00/0000Prefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-975MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS000/00/0000Prefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-975
410-975-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-975-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-975-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-975-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-975-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKSVPKMDSPDS0N/APrefix Type: RBOC
Switch Name: SEVERNA PARK
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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