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
515-268IAQWEST CORPORATION0003746757RMD00063899631AMESAMESIAWSDS000/00/0000Prefix Type: RBOC
Switch Name: AMES-WEST
Switch Type: Northern Telecom DMS100 (Digital)
LATA: Des Moines IA (632)
Tandem: DESMIADT18T
🔧 Explore Switch(CLLI: AMESIAWSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
515-292IAQWEST CORPORATION0003746757RMD00063899631AMESAMESIAWSDS000/00/0000Prefix Type: RBOC
Switch Name: AMES-WEST
Switch Type: Northern Telecom DMS100 (Digital)
LATA: Des Moines IA (632)
Tandem: DESMIADT18T
🔧 Explore Switch(CLLI: AMESIAWSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
515-294IAQWEST CORPORATION0003746757RMD00063899631AMESAMESIAWSDS000/00/0000Prefix Type: RBOC
Switch Name: AMES-WEST
Switch Type: Northern Telecom DMS100 (Digital)
LATA: Des Moines IA (632)
Tandem: DESMIADT18T
🔧 Explore Switch(CLLI: AMESIAWSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
515-296IAQWEST CORPORATION0003746757RMD00063899631AMESAMESIAWSDS000/00/0000Prefix Type: RBOC
Switch Name: AMES-WEST
Switch Type: Northern Telecom DMS100 (Digital)
LATA: Des Moines IA (632)
Tandem: DESMIADT18T
🔧 Explore Switch(CLLI: AMESIAWSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
515-572IAQWEST CORPORATION0003746757RMD00063899631AMESAMESIAWSDS000/00/0000Prefix Type: RBOC
Switch Name: AMES-WEST
Switch Type: Northern Telecom DMS100 (Digital)
LATA: Des Moines IA (632)
Tandem: DESMIADT18T
🔧 Explore Switch(CLLI: AMESIAWSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
515-598IAQWEST CORPORATION0003746757RMD00063899631AMESAMESIAWSDS000/00/0000Prefix Type: RBOC
Switch Name: AMES-WEST
Switch Type: Northern Telecom DMS100 (Digital)
LATA: Des Moines IA (632)
Tandem: DESMIADT18T
🔧 Explore Switch(CLLI: AMESIAWSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
515-598 is split into 1,000-number blocks - detail below
515-598-0XXXIAQWEST CORPORATION0003746757RMD00063899631AMESAMESIAWSDS0N/APrefix Type: RBOC
Switch Name: AMES-WEST
Switch Type: Northern Telecom DMS100 (Digital)
LATA: Des Moines IA (632)
Tandem: DESMIADT18T
🔧 Explore Switch(CLLI: AMESIAWSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
515-598-9XXXIAQWEST CORPORATION0003746757RMD00063899631AMESAMESIAWSDS0N/APrefix Type: RBOC
Switch Name: AMES-WEST
Switch Type: Northern Telecom DMS100 (Digital)
LATA: Des Moines IA (632)
Tandem: DESMIADT18T
🔧 Explore Switch(CLLI: AMESIAWSDS0))
🕘 Prefix History
🔎 Explore Carrier Information
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