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
937-274OHOHIO BELL TEL CO (AT&T)N/A9321DAYTONDYTNOH27DS100/00/0000Prefix Type: RBOC
Switch Name: DAYTON 27
Switch Type: DMS100
LATA: Dayton OH (328)
Tandem: DYTNOH225GT
🔧 Explore Switch(CLLI: DYTNOH27DS1))
937-275OHOHIO BELL TEL CO (AT&T)N/A9321DAYTONDYTNOH27DS100/00/0000Prefix Type: RBOC
Switch Name: DAYTON 27
Switch Type: DMS100
LATA: Dayton OH (328)
Tandem: DYTNOH225GT
🔧 Explore Switch(CLLI: DYTNOH27DS1))
937-276OHOHIO BELL TEL CO (AT&T)N/A9321DAYTONDYTNOH27DS100/00/0000Prefix Type: RBOC
Switch Name: DAYTON 27
Switch Type: DMS100
LATA: Dayton OH (328)
Tandem: DYTNOH225GT
🔧 Explore Switch(CLLI: DYTNOH27DS1))
937-277OHOHIO BELL TEL CO (AT&T)N/A9321DAYTONDYTNOH27DS100/00/0000Prefix Type: RBOC
Switch Name: DAYTON 27
Switch Type: DMS100
LATA: Dayton OH (328)
Tandem: DYTNOH225GT
🔧 Explore Switch(CLLI: DYTNOH27DS1))
937-278OHOHIO BELL TEL CO (AT&T)N/A9321DAYTONDYTNOH27DS100/00/0000Prefix Type: RBOC
Switch Name: DAYTON 27
Switch Type: DMS100
LATA: Dayton OH (328)
Tandem: DYTNOH225GT
🔧 Explore Switch(CLLI: DYTNOH27DS1))
937-279OHOHIO BELL TEL CO (AT&T)N/A9321DAYTONDYTNOH27DS100/00/0000Prefix Type: RBOC
Switch Name: DAYTON 27
Switch Type: DMS100
LATA: Dayton OH (328)
Tandem: DYTNOH225GT
🔧 Explore Switch(CLLI: DYTNOH27DS1))
937-279 is split into 1,000-number blocks - detail below
937-279-0XXXOHOHIO BELL TEL CO (AT&T)N/A9321DAYTONDYTNOH27DS1N/APrefix Type: RBOC
Switch Name: DAYTON 27
Switch Type: DMS100
LATA: Dayton OH (328)
Tandem: DYTNOH225GT
🔧 Explore Switch(CLLI: DYTNOH27DS1))
937-279-1XXXOHOHIO BELL TEL CO (AT&T)N/A9321DAYTONDYTNOH27DS1N/APrefix Type: RBOC
Switch Name: DAYTON 27
Switch Type: DMS100
LATA: Dayton OH (328)
Tandem: DYTNOH225GT
🔧 Explore Switch(CLLI: DYTNOH27DS1))
937-279-2XXXOHOHIO BELL TEL CO (AT&T)N/A9321DAYTONDYTNOH27DS1N/APrefix Type: RBOC
Switch Name: DAYTON 27
Switch Type: DMS100
LATA: Dayton OH (328)
Tandem: DYTNOH225GT
🔧 Explore Switch(CLLI: DYTNOH27DS1))
937-279-3XXXOHOHIO BELL TEL CO (AT&T)N/A9321DAYTONDYTNOH27DS1N/APrefix Type: RBOC
Switch Name: DAYTON 27
Switch Type: DMS100
LATA: Dayton OH (328)
Tandem: DYTNOH225GT
🔧 Explore Switch(CLLI: DYTNOH27DS1))
937-279-5XXXOHOHIO BELL TEL CO (AT&T)N/A9321DAYTONDYTNOH27DS1N/APrefix Type: RBOC
Switch Name: DAYTON 27
Switch Type: DMS100
LATA: Dayton OH (328)
Tandem: DYTNOH225GT
🔧 Explore Switch(CLLI: DYTNOH27DS1))
937-279-6XXXOHOHIO BELL TEL CO (AT&T)N/A9321DAYTONDYTNOH27DS1N/APrefix Type: RBOC
Switch Name: DAYTON 27
Switch Type: DMS100
LATA: Dayton OH (328)
Tandem: DYTNOH225GT
🔧 Explore Switch(CLLI: DYTNOH27DS1))
937-279-8XXXOHOHIO BELL TEL CO (AT&T)N/A9321DAYTONDYTNOH27DS1N/APrefix Type: RBOC
Switch Name: DAYTON 27
Switch Type: DMS100
LATA: Dayton OH (328)
Tandem: DYTNOH225GT
🔧 Explore Switch(CLLI: DYTNOH27DS1))
937-279-9XXXOHOHIO BELL TEL CO (AT&T)N/A9321DAYTONDYTNOH27DS1N/APrefix Type: RBOC
Switch Name: DAYTON 27
Switch Type: DMS100
LATA: Dayton OH (328)
Tandem: DYTNOH225GT
🔧 Explore Switch(CLLI: DYTNOH27DS1))
937-567 is split into 1,000-number blocks - detail below
937-567-1XXXOHOHIO BELL TEL CO (AT&T)N/A9321DAYTONDYTNOH27DS1N/APrefix Type: RBOC
Switch Name: DAYTON 27
Switch Type: DMS100
LATA: Dayton OH (328)
Tandem: DYTNOH225GT
🔧 Explore Switch(CLLI: DYTNOH27DS1))
937-567-3XXXOHOHIO BELL TEL CO (AT&T)N/A9321DAYTONDYTNOH27DS1N/APrefix Type: RBOC
Switch Name: DAYTON 27
Switch Type: DMS100
LATA: Dayton OH (328)
Tandem: DYTNOH225GT
🔧 Explore Switch(CLLI: DYTNOH27DS1))
937-567-4XXXOHOHIO BELL TEL CO (AT&T)N/A9321DAYTONDYTNOH27DS1N/APrefix Type: RBOC
Switch Name: DAYTON 27
Switch Type: DMS100
LATA: Dayton OH (328)
Tandem: DYTNOH225GT
🔧 Explore Switch(CLLI: DYTNOH27DS1))
937-567-5XXXOHOHIO BELL TEL CO (AT&T)N/A9321DAYTONDYTNOH27DS1N/APrefix Type: RBOC
Switch Name: DAYTON 27
Switch Type: DMS100
LATA: Dayton OH (328)
Tandem: DYTNOH225GT
🔧 Explore Switch(CLLI: DYTNOH27DS1))
937-567-6XXXOHOHIO BELL TEL CO (AT&T)N/A9321DAYTONDYTNOH27DS1N/APrefix Type: RBOC
Switch Name: DAYTON 27
Switch Type: DMS100
LATA: Dayton OH (328)
Tandem: DYTNOH225GT
🔧 Explore Switch(CLLI: DYTNOH27DS1))
937-567-9XXXOHOHIO BELL TEL CO (AT&T)N/A9321DAYTONDYTNOH27DS1N/APrefix Type: RBOC
Switch Name: DAYTON 27
Switch Type: DMS100
LATA: Dayton OH (328)
Tandem: DYTNOH225GT
🔧 Explore Switch(CLLI: DYTNOH27DS1))
937-734 is split into 1,000-number blocks - detail below
937-734-1XXXOHOHIO BELL TEL CO (AT&T)N/A9321DAYTONDYTNOH27DS105/15/2009Prefix Type: RBOC
Switch Name: DAYTON 27
Switch Type: DMS100
LATA: Dayton OH (328)
Tandem: DYTNOH225GT
🔧 Explore Switch(CLLI: DYTNOH27DS1))
937-734-2XXXOHOHIO BELL TEL CO (AT&T)N/A9321DAYTONDYTNOH27DS105/15/2009Prefix Type: RBOC
Switch Name: DAYTON 27
Switch Type: DMS100
LATA: Dayton OH (328)
Tandem: DYTNOH225GT
🔧 Explore Switch(CLLI: DYTNOH27DS1))
937-734-3XXXOHOHIO BELL TEL CO (AT&T)N/A9321DAYTONDYTNOH27DS105/15/2009Prefix Type: RBOC
Switch Name: DAYTON 27
Switch Type: DMS100
LATA: Dayton OH (328)
Tandem: DYTNOH225GT
🔧 Explore Switch(CLLI: DYTNOH27DS1))
937-734-4XXXOHOHIO BELL TEL CO (AT&T)N/A9321DAYTONDYTNOH27DS105/15/2009Prefix Type: RBOC
Switch Name: DAYTON 27
Switch Type: DMS100
LATA: Dayton OH (328)
Tandem: DYTNOH225GT
🔧 Explore Switch(CLLI: DYTNOH27DS1))
937-734-5XXXOHOHIO BELL TEL CO (AT&T)N/A9321DAYTONDYTNOH27DS105/15/2009Prefix Type: RBOC
Switch Name: DAYTON 27
Switch Type: DMS100
LATA: Dayton OH (328)
Tandem: DYTNOH225GT
🔧 Explore Switch(CLLI: DYTNOH27DS1))
937-734-6XXXOHOHIO BELL TEL CO (AT&T)N/A9321DAYTONDYTNOH27DS105/15/2009Prefix Type: RBOC
Switch Name: DAYTON 27
Switch Type: DMS100
LATA: Dayton OH (328)
Tandem: DYTNOH225GT
🔧 Explore Switch(CLLI: DYTNOH27DS1))
937-734-7XXXOHOHIO BELL TEL CO (AT&T)N/A9321DAYTONDYTNOH27DS105/15/2009Prefix Type: RBOC
Switch Name: DAYTON 27
Switch Type: DMS100
LATA: Dayton OH (328)
Tandem: DYTNOH225GT
🔧 Explore Switch(CLLI: DYTNOH27DS1))
937-734-8XXXOHOHIO BELL TEL CO (AT&T)N/A9321DAYTONDYTNOH27DS105/15/2009Prefix Type: RBOC
Switch Name: DAYTON 27
Switch Type: DMS100
LATA: Dayton OH (328)
Tandem: DYTNOH225GT
🔧 Explore Switch(CLLI: DYTNOH27DS1))
937-734-9XXXOHOHIO BELL TEL CO (AT&T)N/A9321DAYTONDYTNOH27DS105/15/2009Prefix Type: RBOC
Switch Name: DAYTON 27
Switch Type: DMS100
LATA: Dayton OH (328)
Tandem: DYTNOH225GT
🔧 Explore Switch(CLLI: DYTNOH27DS1))
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