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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
301-539MDTELEPORT COMMUNICATIONS AMERICA, LLC - DC (AT&T)7529LA PLATAWASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-539
301-539-0MDTELEPORT COMMUNICATIONS AMERICA, LLC - DC (AT&T)7529LA PLATAWASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-539-1MDCORE COMMUNICATIONS, INC.- MD2593LA PLATANOCLLIKNOWN02/25/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-539-2MDBANDWIDTH.COM CLEC, LLC - MD071FLA PLATANOCLLIKNOWN07/20/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-539-3MDCOMCAST IP PHONE, LLC (Comcast)318JLA PLATANOCLLIKNOWN08/23/2013Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-539-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212LA PLATALPLTMDLADS004/22/2005Prefix Type: RBOC
Switch Name: LA PLATA
Switch Type: WECO 5ESS Host (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-539-5MDLIGHTWAVE COMMUNICATIONS, LLC - MD5966LA PLATANOCLLIKNOWN09/08/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-539-6MDONVOY, LLC - MD (Sinch)876DLA PLATANOCLLIKNOWN07/25/2022Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-539-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212LA PLATALPLTMDLADS011/29/2007Prefix Type: RBOC
Switch Name: LA PLATA
Switch Type: WECO 5ESS Host (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-539-8MDBROADVIEW NETWORKS, INC. - MD (Windstream Holdings)9170LA PLATANOCLLIKNOWN01/08/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-539-9MDBANDWIDTH.COM CLEC, LLC - MD071FLA PLATANOCLLIKNOWN11/17/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info