Input a CLLI:

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

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
954-202FLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS000/00/0000Prefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-229FLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS000/00/0000Prefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-229 is split into 1,000-number blocks - detail below
954-229-0XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-229-1XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-229-2XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-229-3XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-229-5XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-229-6XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-229-7XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-229-8XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-229-9XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-267FLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS000/00/0000Prefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-351FLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS000/00/0000Prefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-351 is split into 1,000-number blocks - detail below
954-351-0XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-351-1XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-351-2XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-351-3XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-351-4XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-351-5XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-351-6XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-351-7XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-351-9XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-489FLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS000/00/0000Prefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-489 is split into 1,000-number blocks - detail below
954-489-0XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-489-1XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-489-2XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-489-3XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-489-4XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-489-5XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-489-6XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-489-7XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-489-9XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-490FLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS000/00/0000Prefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-491FLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS000/00/0000Prefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-492FLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS000/00/0000Prefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-492 is split into 1,000-number blocks - detail below
954-492-0XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-492-1XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-492-2XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-492-3XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-492-4XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-492-5XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-492-6XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-492-8XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-492-9XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-493FLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS000/00/0000Prefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-493 is split into 1,000-number blocks - detail below
954-493-0XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-493-5XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-493-6XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-493-7XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-493-8XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-493-9XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-550FLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS000/00/0000Prefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-598 is split into 1,000-number blocks - detail below
954-598-7XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS008/22/2001Prefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-689FLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS000/00/0000Prefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-689 is split into 1,000-number blocks - detail below
954-689-0XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-689-1XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-689-3XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-689-4XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-689-5XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-689-6XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS003/08/2001Prefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-689-7XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-689-8XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-689-9XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-771FLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS000/00/0000Prefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-772FLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS000/00/0000Prefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-776FLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS000/00/0000Prefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-928FLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS000/00/0000Prefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-928 is split into 1,000-number blocks - detail below
954-928-0XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-928-1XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-928-2XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-928-3XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-928-4XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS0N/APrefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-938FLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS000/00/0000Prefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-940FLAT&T - LOCAL (AT&T)N/AN/A7421FTLAUDERDLFTLDFLCYDS000/00/0000Prefix Type: CLEC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-940 is split into 1,000-number blocks - detail below
954-940-3XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS011/02/2001Prefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-940-4XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS011/02/2001Prefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-940-5XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS011/02/2001Prefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-940-6XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS011/02/2001Prefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-940-7XXXFLBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417FTLAUDERDLFTLDFLCYDS011/02/2001Prefix Type: RBOC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
954-940-9XXXFLAT&T - LOCAL (AT&T)N/AN/A7421FTLAUDERDLFTLDFLCYDS0N/APrefix Type: CLEC
Switch Name: FORT LAUDERDALE
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
🔧 Explore Switch(CLLI: FTLDFLCYDS0))
🕘 Prefix History
🔎 Explore Carrier Information
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.