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
281-898TXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138APOLLOHSTNTX01DS401/07/2002Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01DS4))
281-898 is split into 1,000-number blocks - detail below
281-898-9XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138APOLLOHSTNTX01DS401/11/2002Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01DS4))
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