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npa-nxxState/ProvinceCompanyFRNRMDOCNRate CenterCLLIAssign DateMisc
443-512MDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODWNRNMDWNRS100/00/0000Prefix Type: RBOC
Switch Name: FORK
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: WNRNMDWNRS1))
443-512 is split into 1,000-number blocks - detail below
443-512-0XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODWNRNMDWNRS1N/APrefix Type: RBOC
Switch Name: FORK
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: WNRNMDWNRS1))
443-512-1XXXMDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)N/A6855EDGEWOODNOCLLIKNOWN06/16/2020Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
443-512-2XXXMDONVOY, LLC - MD (Sinch)0004323028RMD0001966876DEDGEWOODNOCLLIKNOWN08/07/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
443-512-3XXXMDCORE COMMUNICATIONS, INC.- MDN/A2593EDGEWOODNOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
443-512-4XXXMDMETROPCS, INC. (T-Mobile US, Inc)N/A5562EDGEWOODBLTMMDCHFMD12/30/2016Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHFMD))
443-512-5XXXMDMETROPCS, INC. (T-Mobile US, Inc)N/A5562EDGEWOODBLTMMDCHFMD12/30/2016Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHFMD))
443-512-6XXXMDMETROPCS, INC. (T-Mobile US, Inc)N/A5562EDGEWOODBLTMMDCHFMD06/25/2018Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHFMD))
443-512-7XXXMDMETROPCS, INC. (T-Mobile US, Inc)N/A5562EDGEWOODBLTMMDCHFMD09/20/2018Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCHFMD))
443-512-8XXXMDVERIZON MARYLAND, INC. (Verizon Communications)0002166825RMD00029419212EDGEWOODWNRNMDWNRS1N/APrefix Type: RBOC
Switch Name: FORK
Switch Type: Digital Switching System
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: WNRNMDWNRS1))
443-512-9XXXMDCORE COMMUNICATIONS, INC.- MDN/A2593EDGEWOODNOCLLIKNOWN04/12/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
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