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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
240-567MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNGTNZN10RKVLMDRVDS107/12/2006Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 240-567
240-567-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNGTNZN10RKVLMDRVDS107/13/2006Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-567-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNGTNZN10RKVLMDRVDS107/13/2006Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-567-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNGTNZN10RKVLMDRVDS107/13/2006Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-567-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNGTNZN10RKVLMDRVDS107/13/2006Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-567-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNGTNZN10RKVLMDRVDS107/13/2006Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-567-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNGTNZN10RKVLMDRVDS107/13/2006Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-567-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNGTNZN10RKVLMDRVDS107/13/2006Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-567-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNGTNZN10RKVLMDRVDS107/13/2006Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-567-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNGTNZN10RKVLMDRVDS107/13/2006Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
240-567-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNGTNZN10RKVLMDRVDS107/13/2006Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info