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-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
507-773MNFRONTIER COMMUNICATIONS OF MINNESOTA, INC. (Frontier Communications)1367EAST CHAINECHNMNXERS700/00/0000Prefix Type: ICO
Switch Name: EAST CHAIN
Switch Type: Northern Telecom DMS10 RLCM
LATA: Rochester MN (620)
Tandem: N/A
Detailed Switch Info
Thousands block for 507-773
507-773-0MNTELNYX LLC073HEAST CHAINECHNMNXERS701/25/2024Prefix Type: IPES
Switch Name: EAST CHAIN
Switch Type: Northern Telecom DMS10 RLCM
LATA: Rochester MN (620)
Tandem: N/A
Detailed Switch Info
507-773-1MNFRONTIER COMMUNICATIONS OF MINNESOTA, INC. (Frontier Communications)1367EAST CHAINECHNMNXERS7N/APrefix Type: ICO
Switch Name: EAST CHAIN
Switch Type: Northern Telecom DMS10 RLCM
LATA: Rochester MN (620)
Tandem: N/A
Detailed Switch Info
507-773-2MNFRONTIER COMMUNICATIONS OF MINNESOTA, INC. (Frontier Communications)1367EAST CHAINECHNMNXERS7N/APrefix Type: ICO
Switch Name: EAST CHAIN
Switch Type: Northern Telecom DMS10 RLCM
LATA: Rochester MN (620)
Tandem: N/A
Detailed Switch Info
507-773-3MNFRONTIER COMMUNICATIONS OF MINNESOTA, INC. (Frontier Communications)1367EAST CHAINECHNMNXERS7N/APrefix Type: ICO
Switch Name: EAST CHAIN
Switch Type: Northern Telecom DMS10 RLCM
LATA: Rochester MN (620)
Tandem: N/A
Detailed Switch Info
507-773-4MNFRONTIER COMMUNICATIONS OF MINNESOTA, INC. (Frontier Communications)1367EAST CHAINECHNMNXERS7N/APrefix Type: ICO
Switch Name: EAST CHAIN
Switch Type: Northern Telecom DMS10 RLCM
LATA: Rochester MN (620)
Tandem: N/A
Detailed Switch Info
507-773-5MNFRONTIER COMMUNICATIONS OF MINNESOTA, INC. (Frontier Communications)1367EAST CHAINECHNMNXERS7N/APrefix Type: ICO
Switch Name: EAST CHAIN
Switch Type: Northern Telecom DMS10 RLCM
LATA: Rochester MN (620)
Tandem: N/A
Detailed Switch Info
507-773-9MNFRONTIER COMMUNICATIONS OF MINNESOTA, INC. (Frontier Communications)1367EAST CHAINECHNMNXERS7N/APrefix Type: ICO
Switch Name: EAST CHAIN
Switch Type: Northern Telecom DMS10 RLCM
LATA: Rochester MN (620)
Tandem: N/A
Detailed Switch Info