Rate Center Name: , State/Province:
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-nxxStateCompanyFRNRMDOCNRate CenterCLLIAssign DateMisc
605-478SDNEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)0003291192RMD00369096534HIGHMORESXFLSDCONMD04/22/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: South Dakota (640)
Tandem: N/A
🔧 Explore Switch(CLLI: SXFLSDCONMD))
605-478 is split into 1,000-number blocks - detail below
605-478-0XXXSDNEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)0003291192RMD00369096534HIGHMORESXFLSDCONMD04/25/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: South Dakota (640)
Tandem: N/A
🔧 Explore Switch(CLLI: SXFLSDCONMD))
605-478-1XXXSDNEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)0003291192RMD00369096534HIGHMORESXFLSDCONMD10/15/2010Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: South Dakota (640)
Tandem: N/A
🔧 Explore Switch(CLLI: SXFLSDCONMD))
605-478-7XXXSDTON80 COMMUNICATIONS, LLC0025462672RMD0005819516JHIGHMORENOCLLIKNOWN03/24/2022Prefix Type: UNKNOWN
Switch Name: N/A
Switch Type: N/A
LATA: South Dakota (640)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
605-852SDVENTURE COMMUNICATIONS COOPERATIVE0003784477RMD00018351680HIGHMOREHGHMSDXADS100/00/0000Prefix Type: ICO
Switch Name: HIGHMORE
Switch Type: N/A
LATA: South Dakota (640)
Tandem: N/A
🔧 Explore Switch(CLLI: HGHMSDXADS1))
605-870SDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD (Verizon Wireless)0003290673RMD00033826569HIGHMORESXFLSDCOX9X00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: South Dakota (640)
Tandem: N/A
🔧 Explore Switch(CLLI: SXFLSDCOX9X))
605-870 is split into 1,000-number blocks - detail below
605-870-0XXXSDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD (Verizon Wireless)0003290673RMD00033826569HIGHMORESXFLSDCOX9XN/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: South Dakota (640)
Tandem: N/A
🔧 Explore Switch(CLLI: SXFLSDCOX9X))
605-870-1XXXSDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD (Verizon Wireless)0003290673RMD00033826569HIGHMORESXFLSDCOX9XN/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: South Dakota (640)
Tandem: N/A
🔧 Explore Switch(CLLI: SXFLSDCOX9X))
605-870-2XXXSDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD (Verizon Wireless)0003290673RMD00033826569HIGHMORESXFLSDCOX9XN/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: South Dakota (640)
Tandem: N/A
🔧 Explore Switch(CLLI: SXFLSDCOX9X))
605-870-3XXXSDTERRA NOVA TELECOM INC.0021193057RMD0001495145JHIGHMORENOCLLIKNOWN07/07/2025Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: South Dakota (640)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
605-870-9XXXSDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD (Verizon Wireless)0003290673RMD00033826569HIGHMORESXFLSDCOX9XN/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: South Dakota (640)
Tandem: N/A
🔧 Explore Switch(CLLI: SXFLSDCOX9X))
605-871SDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD (Verizon Wireless)0003290673RMD00033826569HIGHMORESXFLSDTUCM000/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: South Dakota (640)
Tandem: N/A
🔧 Explore Switch(CLLI: SXFLSDTUCM0))
605-871 is split into 1,000-number blocks - detail below
605-871-0XXXSDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD (Verizon Wireless)0003290673RMD00033826569HIGHMORESXFLSDTUCM0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: South Dakota (640)
Tandem: N/A
🔧 Explore Switch(CLLI: SXFLSDTUCM0))
605-871-9XXXSDCELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD (Verizon Wireless)0003290673RMD00033826569HIGHMORESXFLSDTUCM0N/APrefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: South Dakota (640)
Tandem: N/A
🔧 Explore Switch(CLLI: SXFLSDTUCM0))
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.