Input a CLLI:

Tip: A Partial CLLI can be entered, but must contain a minimum of the first 6 characters. I.E. 'DLLSTX'

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

npa-nxxStateCompanyFRNRMDOCNRate CenterCLLIAssign DateMisc
307-289 is split into 1,000-number blocks - detail below
307-289-9XXXWYNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010CHEYENNECHYNWYMAVMD08/21/2025Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Wyoming (654)
Tandem: N/A
🔧 Explore Switch(CLLI: CHYNWYMAVMD))
307-365WYNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010CHEYENNECHYNWYMAVMD03/03/2008Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Wyoming (654)
Tandem: N/A
🔧 Explore Switch(CLLI: CHYNWYMAVMD))
307-365 is split into 1,000-number blocks - detail below
307-365-0XXXWYNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010CHEYENNECHYNWYMAVMD03/05/2008Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Wyoming (654)
Tandem: N/A
🔧 Explore Switch(CLLI: CHYNWYMAVMD))
307-365-1XXXWYNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010CHEYENNECHYNWYMAVMD07/06/2011Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Wyoming (654)
Tandem: N/A
🔧 Explore Switch(CLLI: CHYNWYMAVMD))
307-365-2XXXWYNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010CHEYENNECHYNWYMAVMD01/12/2016Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Wyoming (654)
Tandem: N/A
🔧 Explore Switch(CLLI: CHYNWYMAVMD))
307-365-3XXXWYNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010CHEYENNECHYNWYMAVMD12/04/2015Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Wyoming (654)
Tandem: N/A
🔧 Explore Switch(CLLI: CHYNWYMAVMD))
307-365-5XXXWYNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010CHEYENNECHYNWYMAVMD10/30/2015Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Wyoming (654)
Tandem: N/A
🔧 Explore Switch(CLLI: CHYNWYMAVMD))
307-365-7XXXWYNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010CHEYENNECHYNWYMAVMD08/31/2015Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Wyoming (654)
Tandem: N/A
🔧 Explore Switch(CLLI: CHYNWYMAVMD))
307-365-8XXXWYNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010CHEYENNECHYNWYMAVMD07/21/2015Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Wyoming (654)
Tandem: N/A
🔧 Explore Switch(CLLI: CHYNWYMAVMD))
307-365-9XXXWYNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010CHEYENNECHYNWYMAVMD09/05/2014Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Wyoming (654)
Tandem: N/A
🔧 Explore Switch(CLLI: CHYNWYMAVMD))
307-369 is split into 1,000-number blocks - detail below
307-369-7XXXWYNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010CHEYENNECHYNWYMAVMD07/19/2019Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Wyoming (654)
Tandem: N/A
🔧 Explore Switch(CLLI: CHYNWYMAVMD))
307-369-8XXXWYNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010CHEYENNECHYNWYMAVMD11/09/2018Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Wyoming (654)
Tandem: N/A
🔧 Explore Switch(CLLI: CHYNWYMAVMD))
307-369-9XXXWYNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010CHEYENNECHYNWYMAVMD11/09/2018Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Wyoming (654)
Tandem: N/A
🔧 Explore Switch(CLLI: CHYNWYMAVMD))
307-414 is split into 1,000-number blocks - detail below
307-414-2XXXWYNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010CHEYENNECHYNWYMAVMD08/21/2025Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Wyoming (654)
Tandem: N/A
🔧 Explore Switch(CLLI: CHYNWYMAVMD))
307-433 is split into 1,000-number blocks - detail below
307-433-4XXXWYNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010CHEYENNECHYNWYMAVMD08/09/2006Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Wyoming (654)
Tandem: N/A
🔧 Explore Switch(CLLI: CHYNWYMAVMD))
307-757 is split into 1,000-number blocks - detail below
307-757-1XXXWYNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010CHEYENNECHYNWYMAVMD12/31/2020Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Wyoming (654)
Tandem: N/A
🔧 Explore Switch(CLLI: CHYNWYMAVMD))
307-910 is split into 1,000-number blocks - detail below
307-910-8XXXWYNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010CHEYENNECHYNWYMAVMD10/15/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Wyoming (654)
Tandem: N/A
🔧 Explore Switch(CLLI: CHYNWYMAVMD))
307-910-9XXXWYNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010CHEYENNECHYNWYMAVMD10/15/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Wyoming (654)
Tandem: N/A
🔧 Explore Switch(CLLI: CHYNWYMAVMD))
307-996 is split into 1,000-number blocks - detail below
307-996-0XXXWYNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010CHEYENNECHYNWYMAVMD09/06/2022Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Wyoming (654)
Tandem: N/A
🔧 Explore Switch(CLLI: CHYNWYMAVMD))
307-996-3XXXWYNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010CHEYENNECHYNWYMAVMD09/06/2022Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Wyoming (654)
Tandem: N/A
🔧 Explore Switch(CLLI: CHYNWYMAVMD))
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