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npa-nxxState/ProvinceCompanyFRNRMDOCNRate CenterCLLIAssign DateMisc
920-266WIWISCONSIN BELL INC (AT&T)N/A9327FONDDU LACFDULWI01DS000/00/0000Prefix Type: RBOC
Switch Name: FOND DU LAC
Switch Type: DMS100
LATA: southeastern WI (356)
Tandem: MILWWI4561T
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920-266 is split into 1,000-number blocks - detail below
920-266-0XXXWIWISCONSIN BELL INC (AT&T)N/A9327FONDDU LACFDULWI01DS0N/APrefix Type: RBOC
Switch Name: FOND DU LAC
Switch Type: DMS100
LATA: southeastern WI (356)
Tandem: MILWWI4561T
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920-266-1XXXWINEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)0003291192RMD00369096534FONDDU LACMILXWIJIGT005/05/2023Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: southeastern WI (356)
Tandem: N/A
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920-266-2XXXWIMETROPCS, INC. (T-Mobile US, Inc)N/A5562FONDDU LACPEWTWICI4MD08/17/2011Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: southeastern WI (356)
Tandem: N/A
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920-266-3XXXWINEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)0003291192RMD00369096534FONDDU LACMILXWIJIGT003/13/2006Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: southeastern WI (356)
Tandem: N/A
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920-266-4XXXWIMCIMETRO ACCESS TRANSMISSION SERVICES LLC (Verizon Communications)0004999405RMD00029577229FONDDU LACMILXWIILDS011/16/2006Prefix Type: CLEC
Switch Name: MILWAUKEE
Switch Type: Siemens DE4 EWSD RCU Switching System
LATA: southeastern WI (356)
Tandem: N/A
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920-266-5XXXWINEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)0003291192RMD00369096534FONDDU LACMILXWIJIGT002/05/2007Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: southeastern WI (356)
Tandem: N/A
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920-266-6XXXWINEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)0003291192RMD00369096534FONDDU LACMILXWIJIGT008/08/2006Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: southeastern WI (356)
Tandem: N/A
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920-266-7XXXWINEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)0003291192RMD00369096534FONDDU LACMILXWIJIGT001/02/2008Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: southeastern WI (356)
Tandem: N/A
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920-266-8XXXWIAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CFONDDU LACNOCLLIKNOWN03/29/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: southeastern WI (356)
Tandem: N/A
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920-266-9XXXWIBANDWIDTH.COM CLEC, LLC - WI (Bandwidth Inc.)0017042060RMD0003709007FFONDDU LACNOCLLIKNOWN10/23/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: southeastern WI (356)
Tandem: N/A
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