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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
410-208MDVERIZON MARYLAND, INC. (Verizon Communications)9212BERLINOCPNMDCRRS100/00/0000Prefix Type: RBOC
Switch Name: BERLIN
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-208
410-208-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212BERLINOCPNMDCRRS1N/APrefix Type: RBOC
Switch Name: BERLIN
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-208-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BERLINOCPNMDCRRS1N/APrefix Type: RBOC
Switch Name: BERLIN
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-208-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212BERLINOCPNMDCRRS1N/APrefix Type: RBOC
Switch Name: BERLIN
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-208-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212BERLINOCPNMDCRRS1N/APrefix Type: RBOC
Switch Name: BERLIN
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-208-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212BERLINOCPNMDCRRS1N/APrefix Type: RBOC
Switch Name: BERLIN
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-208-5MDONVOY, LLC - MD (Inteliquent)876DBERLINNOCLLIKNOWN07/14/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-208-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BERLINOCPNMDCRRS1N/APrefix Type: RBOC
Switch Name: BERLIN
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-208-7MDONVOY, LLC - MD (Inteliquent)876DBERLINNOCLLIKNOWN05/05/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-208-8MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BERLINSLBRMDSCXLX06/07/2011Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-208-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212BERLINOCPNMDCRRS1N/APrefix Type: RBOC
Switch Name: BERLIN
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-600MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BERLINESTNMDES5MD04/25/2006Prefix Type: CLEC
Switch Name: EASTON
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-600
410-600-0MDMCC TELEPHONY OF THE MID-ATLANTIC, LLC - MD861FBERLINNOCLLIKNOWN04/28/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-600-1MDUS LEC OF MARYLAND, INC.2589BERLINPHLAPAFGDSZ08/22/2014Prefix Type: CLEC
Switch Name: PHILADELPHIA
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-600-2MDMCC TELEPHONY OF THE MID-ATLANTIC, LLC - MD861FBERLINNOCLLIKNOWN06/17/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-600-3MDMCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD (Verizon Communications)7228BERLINESTNMDES5MD12/09/2008Prefix Type: CLEC
Switch Name: EASTON
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-600-4MDMCC TELEPHONY OF THE MID-ATLANTIC, LLC - MD861FBERLINNOCLLIKNOWN06/02/2017Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-600-5MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BERLINSLBRMDSCXLX11/06/2007Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-600-6MDTELEPORT COMMUNICATIONS AMERICA, LLC - MD (AT&T)7325BERLINNOCLLIKNOWN09/22/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-600-7MDONVOY, LLC - MD (Inteliquent)876DBERLINNOCLLIKNOWN03/20/2017Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-600-8MDTELNYX LLC073HBERLINNOCLLIKNOWN08/31/2017Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-600-9MDONVOY, LLC - MD (Inteliquent)876DBERLINNOCLLIKNOWN03/28/2024Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-629MDVERIZON MARYLAND, INC. (Verizon Communications)9212BERLINBRLNMDBLRS100/00/0000Prefix Type: RBOC
Switch Name: BERLIN
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-629
410-629-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212BERLINBRLNMDBLRS1N/APrefix Type: RBOC
Switch Name: BERLIN
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-629-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212BERLINBRLNMDBLRS1N/APrefix Type: RBOC
Switch Name: BERLIN
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-629-2MDCORE COMMUNICATIONS, INC.- MD2593BERLINNOCLLIKNOWN02/22/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-629-3MDCORE COMMUNICATIONS, INC.- MD2593BERLINNOCLLIKNOWN03/04/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-629-4MDCORE COMMUNICATIONS, INC.- MD2593BERLINNOCLLIKNOWN04/16/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-629-5MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281EBERLINNOCLLIKNOWN03/07/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-629-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212BERLINBRLNMDBLRS108/27/2004Prefix Type: RBOC
Switch Name: BERLIN
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-629-7MDCORE COMMUNICATIONS, INC.- MD2593BERLINNOCLLIKNOWN04/16/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-629-8MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281EBERLINNOCLLIKNOWN03/07/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-629-9MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BERLINSLBRMDSCXLX03/14/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-641MDVERIZON MARYLAND, INC. (Verizon Communications)9212BERLINBRLNMDBLRS000/00/0000Prefix Type: RBOC
Switch Name: N/A
Switch Type: Northern Telecom Remote Switching Center
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-973MDMCC TELEPHONY OF THE MID-ATLANTIC, LLC - MD861FBERLINSLBRMDSBXWX06/23/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-973
410-973-1MDMCC TELEPHONY OF THE MID-ATLANTIC, LLC - MD861FBERLINSLBRMDSBXWX06/25/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-973-2MDCOMCAST IP PHONE, LLC318JBERLINNOCLLIKNOWN05/06/2013Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-973-4MDPEERLESS NETWORK OF MARYLAND, LLC568GBERLINNOCLLIKNOWN02/09/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-973-6MDONVOY, LLC - MD (Inteliquent)876DBERLINNOCLLIKNOWN02/06/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
410-973-7MDONVOY, LLC - MD (Inteliquent)876DBERLINNOCLLIKNOWN02/06/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-513MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BERLINSLBRMDSCXLX00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-513
443-513-0MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BERLINSLBRMDSCXLXN/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-513-1MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BERLINSLBRMDSCXLXN/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-513-2MDONVOY, LLC - MD (Inteliquent)876DBERLINNOCLLIKNOWN07/14/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-513-3MDCOMCAST IP PHONE, LLC318JBERLINNOCLLIKNOWN06/22/2017Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-513-4MDCOMCAST IP PHONE, LLC318JBERLINNOCLLIKNOWN06/20/2006Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-513-5MDCORE COMMUNICATIONS, INC.- MD2593BERLINNOCLLIKNOWN04/16/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-513-6MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BERLINSLBRMDSCXLX08/23/2006Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-513-7MDCORE COMMUNICATIONS, INC.- MD2593BERLINNOCLLIKNOWN04/16/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-513-8MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BERLINSLBRMDSCXLX01/24/2012Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-513-9MDCORE COMMUNICATIONS, INC.- MD2593BERLINNOCLLIKNOWN04/16/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-728MDCAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD (Windstream Communications)7944BERLINSLBRMDSBX6Y00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-728
443-728-0MDTERRA NOVA TELECOM INC.145JBERLINNOCLLIKNOWN01/09/2024Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-728-1MDCAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD (Windstream Communications)7944BERLINSLBRMDSBX6YN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-728-2MDCAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD (Windstream Communications)7944BERLINSLBRMDSBX6YN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-728-3MDCORE COMMUNICATIONS, INC.- MD2593BERLINNOCLLIKNOWN10/09/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-728-4MDCORE COMMUNICATIONS, INC.- MD2593BERLINNOCLLIKNOWN10/09/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-728-5MDCORE COMMUNICATIONS, INC.- MD2593BERLINNOCLLIKNOWN10/09/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-728-6MDCORE COMMUNICATIONS, INC.- MD2593BERLINNOCLLIKNOWN10/09/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-728-7MDCORE COMMUNICATIONS, INC.- MD2593BERLINNOCLLIKNOWN10/09/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
443-728-8MDCORE COMMUNICATIONS, INC.- MD2593BERLINNOCLLIKNOWN10/09/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-288MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119BERLINSLBRMDSBXFX09/01/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 667-288
667-288-0MDPEERLESS NETWORK OF MARYLAND, LLC568GBERLINNOCLLIKNOWN09/30/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-288-1MDCOMCAST IP PHONE, LLC318JBERLINNOCLLIKNOWN02/11/2021Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-288-2MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119BERLINSLBRMDSBXFX09/04/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-288-3MDCOMCAST IP PHONE, LLC318JBERLINNOCLLIKNOWN02/11/2021Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-288-4MDONVOY, LLC - MD (Inteliquent)876DBERLINNOCLLIKNOWN09/16/2022Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-288-5MDONVOY SPECTRUM, LLC (Inteliquent)624HBERLINNOCLLIKNOWN04/29/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-288-6MDONVOY, LLC - MD (Inteliquent)876DBERLINNOCLLIKNOWN02/05/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-288-7MDONVOY, LLC - MD (Inteliquent)876DBERLINNOCLLIKNOWN02/05/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-288-9MDPEERLESS NETWORK OF MARYLAND, LLC568GBERLINNOCLLIKNOWN01/26/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-827MDTON80 COMMUNICATIONS, LLC516JBERLINSLBRMD90BMD03/14/2022Prefix Type: UNKNOWN
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
Thousands block for 667-827
667-827-0MDCOMMIO, LLC939HBERLINNOCLLIKNOWN07/26/2022Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-827-1MDONVOY, LLC - MD (Inteliquent)876DBERLINNOCLLIKNOWN07/12/2023Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-827-2MDONVOY, LLC - MD (Inteliquent)876DBERLINNOCLLIKNOWN07/12/2023Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-827-3MDONVOY, LLC - MD (Inteliquent)876DBERLINNOCLLIKNOWN07/12/2023Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-827-4MDONVOY, LLC - MD (Inteliquent)876DBERLINNOCLLIKNOWN07/12/2023Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-827-5MDONVOY, LLC - MD (Inteliquent)876DBERLINNOCLLIKNOWN07/12/2023Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-827-7MDTON80 COMMUNICATIONS, LLC516JBERLINSLBRMD90BMD03/14/2022Prefix Type: UNKNOWN
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
667-827-9MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036BERLINSLBRMDSCXLX07/11/2023Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Salisbury MD (242)
Tandem: N/A
Detailed Switch Info
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