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
323-421CAPACIFIC BELL (AT&T)9740LSAN DA 12LSANCA15DS000/00/0000Prefix Type: RBOC
Switch Name: LOS ANGELES (Axminster)
Switch Type: Northern Telecom DMS10S
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
Thousands block for 323-421
323-421-0CAT-MOBILE USA, INC. (T-Mobile US, Inc)6529LSAN DA 12TRNECAGBGT311/18/2014Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
323-421-1CAPACIFIC BELL (AT&T)9740LSAN DA 12LSANCA15DS0N/APrefix Type: RBOC
Switch Name: LOS ANGELES (Axminster)
Switch Type: Northern Telecom DMS10S
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
323-421-2CAPACIFIC BELL (AT&T)9740LSAN DA 12LSANCA15DS0N/APrefix Type: RBOC
Switch Name: LOS ANGELES (Axminster)
Switch Type: Northern Telecom DMS10S
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
323-421-3CABANDWIDTH.COM CLEC, LLC - CA981ELSAN DA 12NOCLLIKNOWN09/26/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
323-421-4CAONVOY, LLC - CA (Sinch)649CLSAN DA 12NOCLLIKNOWN08/23/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
323-421-5CAONVOY, LLC - CA (Sinch)649CLSAN DA 12NOCLLIKNOWN07/14/2022Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
323-421-6CAAT&T CORP. (AT&T)516CLSAN DA 12NOCLLIKNOWN06/11/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
323-421-7CABANDWIDTH.COM CLEC, LLC - CA981ELSAN DA 12NOCLLIKNOWN03/07/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
323-421-8CAMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229LSAN DA 12SNANCALWDS008/18/2005Prefix Type: CLEC
Switch Name: SANTA ANA
Switch Type: Northern Telecom DMS10S
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
323-421-9CAMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229LSAN DA 12SNANCALWDS008/18/2005Prefix Type: CLEC
Switch Name: SANTA ANA
Switch Type: Northern Telecom DMS10S
LATA: Los Angeles CA (730)
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.