Input an Area Code (required) followed by the Prefix, or Exchange (optional):
-
If you were a paid member, you could be loading this into any version of Excel or Access (or any other software that understands CSV) right now for less than you paid for your breakfast or lunch today. If you are a member please login to access this and other functionality.
npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
443-486MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119PRINCEFRCKBLTMMDSN6MD00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 443-486
443-486-0MDTERRA NOVA TELECOM INC.145JPRINCEFRCKNOCLLIKNOWN06/21/2021Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-486-1MDONVOY, LLC - MD (Inteliquent)876DPRINCEFRCKNOCLLIKNOWN02/10/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-486-2MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036PRINCEFRCKCLMAMDORGT002/22/2006Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-486-3MDONVOY, LLC - MD (Inteliquent)876DPRINCEFRCKNOCLLIKNOWN02/10/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-486-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212PRINCEFRCKPRFRMDPFRS107/02/2004Prefix Type: RBOC
Switch Name: PRINCE FREDERICK
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-486-5MDCOMCAST IP PHONE, LLC318JPRINCEFRCKNOCLLIKNOWN08/26/2013Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-486-6MDONVOY, LLC - MD (Inteliquent)876DPRINCEFRCKNOCLLIKNOWN08/24/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-486-7MDLEVEL 3 COMMUNICATIONS, LLC - MD (CenturyLink, Inc)6119PRINCEFRCKBLTMMDSN6MD02/01/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-486-8MDNEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless)4036PRINCEFRCKCLMAMDORGT003/19/2008Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
443-486-9MDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD (Verizon Wireless)6395PRINCEFRCKBLTOMDKHBMD12/03/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
This information is not guaranteed to be accurate. User assumes all risk for any loss or gain resulting from use of this data.
Although I strive for accuracy and prompt updates of changed information, it is possible that there may be errors. If you see one, could you please report it?
Please report all errors, flames, questions, suggestions, and thanks to Paul Timmins
Please see the Frequently Asked Questions page if you have any questions.
Copyright ©2001-2023, Paul Timmins/Timmins Technologies, LLC. All rights reserved
Website Design and User Interface ©2010, Adam Botbyl/Revolutionary Solutions, LLC.
Colocation generously provided by Clear Rate Communications, Inc
Has this site changed your life? Made your job easier? I always love Fanmail and Suggestions.