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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
443-229MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910SEVERNA PKHNVAMDBHAMD05/10/2001Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-229
443-229-0MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910SEVERNA PKHNVAMDBHAMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-229-1MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036SEVERNA PKNOCLLIKNOWN11/02/2020Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-229-2MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281ESEVERNA PKNOCLLIKNOWN02/02/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-229-3MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910SEVERNA PKHNVAMDBHAMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-229-4MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281ESEVERNA PKNOCLLIKNOWN08/10/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-229-5MDTWILIO INTERNATIONAL, INC.506JSEVERNA PKNOCLLIKNOWN12/01/2020Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-229-6MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281ESEVERNA PKNOCLLIKNOWN09/15/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-229-7MDYMAX COMMUNICATIONS CORP. - MD (YMAX (a/k/a MagicJack))281ESEVERNA PKNOCLLIKNOWN09/15/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-229-8MDVONAGE AMERICA LLC197DSEVERNA PKNOCLLIKNOWN09/07/2022Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-229-9MDCAVALIER TELEPHONE MID-ATLANTIC, LLC - MD (Windstream Communications)3910SEVERNA PKHNVAMDBHAMDN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
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