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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
240-328MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNGTNZN10RKVLMDRVDS100/00/0000Prefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-328
240-328-0MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036WSNGTNZN10BTVLMD18GT012/19/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-328-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNGTNZN10RKVLMDRVDS1N/APrefix Type: RBOC
Switch Name: WASZ 10 - ROCKVILLE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-328-2MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036WSNGTNZN10BTVLMD18GT007/21/2004Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-328-3MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036WSNGTNZN10BTVLMD18GT006/07/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-328-4MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395WSNGTNZN10WASKDCFNAMD09/07/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-328-5MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395WSNGTNZN10WASKDCFNAMD09/07/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-328-6MDCOMCAST IP PHONE, LLC318JWSNGTNZN10NOCLLIKNOWN06/30/2005Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-328-7MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036WSNGTNZN10BTVLMD18GT002/22/2006Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-328-8MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036WSNGTNZN10BTVLMD18GT007/24/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-328-9MDCELLCO PARTNERSHIP DBA VERIZON (Verizon Wireless)6395WSNGTNZN10WASKDCFNAMD09/07/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
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