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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npa-nxxStateCompanyFRNRMDOCNRate CenterCLLIAssign DateMisc
207-394MEMID-MAINE TELECOM LLC0017225723RMD00024703315ALTONALTNMEXARS100/00/0000Prefix Type: ICO
Switch Name: ALTON
Switch Type: Northern Telecom DMS10 (Digital)
LATA: Maine (120)
Tandem: N/A
Detailed Switch Info
Thousands block for 207-394
207-394-0MEOMNIPOINT MIAMI E LICENSE, LLC (T-Mobile US, Inc)N/A6889ALTONALTNMEXARS103/27/2025Prefix Type: PCS
Switch Name: ALTON
Switch Type: Northern Telecom DMS10 (Digital)
LATA: Maine (120)
Tandem: N/A
Detailed Switch Info
207-394-1MEMETROPCS, INC. (T-Mobile US, Inc)N/A5562ALTONALTNMEXARS103/28/2025Prefix Type: PCS
Switch Name: ALTON
Switch Type: Northern Telecom DMS10 (Digital)
LATA: Maine (120)
Tandem: N/A
Detailed Switch Info
207-394-2MEMID-MAINE TELECOM LLC0017225723RMD00024703315ALTONALTNMEXARS1N/APrefix Type: ICO
Switch Name: ALTON
Switch Type: Northern Telecom DMS10 (Digital)
LATA: Maine (120)
Tandem: N/A
Detailed Switch Info
207-394-3MEOMNIPOINT MIAMI E LICENSE, LLC (T-Mobile US, Inc)N/A6889ALTONALTNMEXARS101/05/2026Prefix Type: PCS
Switch Name: ALTON
Switch Type: Northern Telecom DMS10 (Digital)
LATA: Maine (120)
Tandem: N/A
Detailed Switch Info
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