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.

🔎 Tip: Click any Company, OCN, Rate Center, or CLLI to explore related telecom data

npa-nxxState/ProvinceCompanyFRNRMDOCNRate CenterCLLIAssign DateMisc
424-290CABANDWIDTH.COM CLEC, LLC - CA0017042060RMD0003709981EEL SEGUNDOLSANCA039MD01/04/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Los Angeles CA (730)
Tandem: N/A
🔧 Explore Switch(CLLI: LSANCA039MD))
424-290 is split into 1,000-number blocks - detail below
424-290-0XXXCABANDWIDTH.COM CLEC, LLC - CA0017042060RMD0003709981EEL SEGUNDOLSANCA039MD01/07/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Los Angeles CA (730)
Tandem: N/A
🔧 Explore Switch(CLLI: LSANCA039MD))
424-290-1XXXCABANDWIDTH.COM CLEC, LLC - CA0017042060RMD0003709981EEL SEGUNDOLSANCA039MD01/07/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Los Angeles CA (730)
Tandem: N/A
🔧 Explore Switch(CLLI: LSANCA039MD))
424-290-2XXXCAPAETEC ITEL, LLC0015247810RMD0038378829JEL SEGUNDOANHMCANGDS010/17/2013Prefix Type: IPES
Switch Name: ANAHEIM
Switch Type: N/A
LATA: Los Angeles CA (730)
Tandem: N/A
🔧 Explore Switch(CLLI: ANHMCANGDS0))
424-290-3XXXCATIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CABN/A576CEL SEGUNDONOCLLIKNOWN03/12/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Los Angeles CA (730)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
424-290-4XXXCATELEPORT COMMUNICATIONS AMERICA, LLC - CA (AT&T)0004274114RMD00038977139EL SEGUNDONOCLLIKNOWN05/07/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Los Angeles CA (730)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
424-290-5XXXCAU.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS0003733813RMD0003303671JEL SEGUNDOIRVNCASM1MD04/26/2013Prefix Type: UNKNOWN
Switch Name: N/A
Switch Type: N/A
LATA: Los Angeles CA (730)
Tandem: N/A
🔧 Explore Switch(CLLI: IRVNCASM1MD))
424-290-6XXXCAONVOY, LLC - CA (Sinch)0004323028RMD0001966649CEL SEGUNDONOCLLIKNOWN05/10/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Los Angeles CA (730)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
424-290-7XXXCACENTURYLINK COMMUNICATIONS, LLC (Lumen Technologies, Inc)0031422439RMD0006976508JEL SEGUNDOLSANCAJW2MD02/07/2013Prefix Type: IPES
Switch Name: LOS ANGELES
Switch Type: N/A
LATA: Los Angeles CA (730)
Tandem: N/A
🔧 Explore Switch(CLLI: LSANCAJW2MD))
424-290-8XXXCALEVEL 3 COMMUNICATIONS, LLC - CA (Lumen Technologies, Inc)0015338122RMD00061128826EL SEGUNDONOCLLIKNOWN05/28/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Los Angeles CA (730)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
424-290-9XXXCAT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529EL SEGUNDOIRVECA621MD04/24/2014Prefix Type: PCS
Switch Name: IRVINE
Switch Type: N/A
LATA: Los Angeles CA (730)
Tandem: N/A
🔧 Explore Switch(CLLI: IRVECA621MD))
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
L'exactitude de ces renseignements n'est pas garantie. L'utilisateur assume l'entière responsabilité des pertes ou des gains découlant de l'utilisation de ces données.
Bien que je m'efforce d'assurer l'exactitude des informations et de les mettre à jour rapidement, des erreurs peuvent subsister. Si vous en voyez une, veuillez me la signaler.
Veuillez adresser vos commentaires, remarques, questions, suggestions et remerciements à Paul Timmins
Please see the Frequently Asked Questions page if you have any questions.
Copyright ©2001-2026, 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.