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
414-353WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN4MILWWI28DSA00/00/0000Prefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-358WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN4MILWWI28DSA00/00/0000Prefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-393WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSA00/00/0000Prefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
Thousands block for 414-393
414-393-0WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-393-1WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-393-2WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-393-3WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-393-4WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-393-5WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-393-6WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-393-9WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-438WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSA00/00/0000Prefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-461WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSA00/00/0000Prefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-462WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSA00/00/0000Prefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-463WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSA00/00/0000Prefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-464WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSA00/00/0000Prefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-465WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSA00/00/0000Prefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
Thousands block for 414-465
414-465-0WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-465-1WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-465-3WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-465-4WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-465-5WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-465-6WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-465-7WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-466WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSA00/00/0000Prefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-527WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSA00/00/0000Prefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-535WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSA00/00/0000Prefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-536WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSA00/00/0000Prefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
Thousands block for 414-536
414-536-0WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-536-1WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-536-2WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-536-3WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-536-5WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-536-6WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-536-7WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-536-8WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-536-9WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-578WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSA00/00/0000Prefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
Thousands block for 414-578
414-578-1WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-578-2WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-578-3WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-578-4WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-578-5WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-616WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSA00/00/0000Prefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
Thousands block for 414-616
414-616-0WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-616-2WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-616-4WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-616-5WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-616-6WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-616-8WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-616-9WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN1MILWWI28DSAN/APrefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info
414-760WIWISCONSIN BELL INC (AT&T)9327MILWAUKZN4MILWWI28DSA00/00/0000Prefix Type: RBOC
Switch Name: MILWAUKEE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: southeastern WI (356)
Tandem: N/A
Detailed Switch Info