Input an Area Code (required) followed by the Prefix, or Exchange (optional):
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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
301-479MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13RSTNVABHDS300/00/0000Prefix Type: CLEC
Switch Name: RESTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-479
301-479-1MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13RSTNVABHDS3N/APrefix Type: CLEC
Switch Name: RESTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-479-2MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-479-3MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229WSNG236Z13RSTNVABHDS3N/APrefix Type: CLEC
Switch Name: RESTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-479-4MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-479-5MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN05/19/2023Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-479-6MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN05/19/2023Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-479-7MDCORE COMMUNICATIONS, INC.- MD2593WSNG236Z13NOCLLIKNOWN10/11/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-479-8MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN05/19/2023Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-479-9MDONVOY, LLC - MD (Inteliquent)876DWSNG236Z13NOCLLIKNOWN05/19/2023Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
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