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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
301-686MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN6OXHLMDOHDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 6
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-686
301-686-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN6OXHLMDOHDS0N/APrefix Type: RBOC
Switch Name: WASZ 6
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-686-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN6OXHLMDOHDS0N/APrefix Type: RBOC
Switch Name: WASZ 6
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-686-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN6OXHLMDOHDS009/20/2005Prefix Type: RBOC
Switch Name: WASZ 6
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-686-3MDMCIMETRO ACCESS TRANSMISSION S7229WSHNGTNZN6RSTNVABHDS309/12/2008Prefix Type: CLEC
Switch Name: RESTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-686-4MDOMNIPOINT COMMUNICATIONS CAP O (T-Mobile US, Inc)6855WSHNGTNZN6BTVLMD12CM909/12/2008Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-686-5MDONVOY, LLC - MD (Inteliquent)876DWSHNGTNZN6NOCLLIKNOWN03/29/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-686-6MDGLOBAL CROSSING LOCAL SERVICES (CenturyLink, Inc)6050WSHNGTNZN6NOCLLIKNOWN11/02/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-686-7MDBANDWIDTH.COM CLEC, LLC - MD071FWSHNGTNZN6NOCLLIKNOWN05/28/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-686-8MDXO MARYLAND, LLC (Verizon Communications)4773WSHNGTNZN6WASHDCCZDS007/29/2009Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS10S
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
301-686-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN6OXHLMDOHDS0N/APrefix Type: RBOC
Switch Name: WASZ 6
Switch Type: WECO 5ESS (Digital)
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
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