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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
313-872MIMICHIGAN BELL TEL CO (AT&T)9323DETROITZN1DTRTMIMDDS000/00/0000Prefix Type: RBOC
Switch Name: DTRT MADISON
Switch Type: DMS100
LATA: Detroit MI (340)
Tandem: DTRTMIVW20T
Detailed Switch Info
Thousands block for 313-872
313-872-0MIMICHIGAN BELL TEL CO (AT&T)9323DETROITZN1DTRTMIMDDS0N/APrefix Type: RBOC
Switch Name: DTRT MADISON
Switch Type: DMS100
LATA: Detroit MI (340)
Tandem: DTRTMIVW20T
Detailed Switch Info
313-872-1MIMICHIGAN BELL TEL CO (AT&T)9323DETROITZN1DTRTMIMDDS0N/APrefix Type: RBOC
Switch Name: DTRT MADISON
Switch Type: DMS100
LATA: Detroit MI (340)
Tandem: DTRTMIVW20T
Detailed Switch Info
313-872-2MIMICHIGAN BELL TEL CO (AT&T)9323DETROITZN1DTRTMIMDDS0N/APrefix Type: RBOC
Switch Name: DTRT MADISON
Switch Type: DMS100
LATA: Detroit MI (340)
Tandem: DTRTMIVW20T
Detailed Switch Info
313-872-3MIMICHIGAN BELL TEL CO (AT&T)9323DETROITZN1DTRTMIMDDS0N/APrefix Type: RBOC
Switch Name: DTRT MADISON
Switch Type: DMS100
LATA: Detroit MI (340)
Tandem: DTRTMIVW20T
Detailed Switch Info
313-872-4MIMICHIGAN BELL TEL CO (AT&T)9323DETROITZN1DTRTMIMDDS0N/APrefix Type: RBOC
Switch Name: DTRT MADISON
Switch Type: DMS100
LATA: Detroit MI (340)
Tandem: DTRTMIVW20T
Detailed Switch Info
313-872-5MIMICHIGAN BELL TEL CO (AT&T)9323DETROITZN1DTRTMIMDDS0N/APrefix Type: RBOC
Switch Name: DTRT MADISON
Switch Type: DMS100
LATA: Detroit MI (340)
Tandem: DTRTMIVW20T
Detailed Switch Info
313-872-6MIMICHIGAN BELL TEL CO (AT&T)9323DETROITZN1DTRTMIMDDS0N/APrefix Type: RBOC
Switch Name: DTRT MADISON
Switch Type: DMS100
LATA: Detroit MI (340)
Tandem: DTRTMIVW20T
Detailed Switch Info
313-872-7MIMICHIGAN BELL TEL CO (AT&T)9323DETROITZN1DTRTMIMDDS0N/APrefix Type: RBOC
Switch Name: DTRT MADISON
Switch Type: DMS100
LATA: Detroit MI (340)
Tandem: DTRTMIVW20T
Detailed Switch Info
313-872-8MINUSO, LLC478JDETROITZN1SFLDMIMK0MD11/17/2023Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Detroit MI (340)
Tandem: N/A
Detailed Switch Info
313-872-9MIMICHIGAN BELL TEL CO (AT&T)9323DETROITZN1DTRTMIMDDS0N/APrefix Type: RBOC
Switch Name: DTRT MADISON
Switch Type: DMS100
LATA: Detroit MI (340)
Tandem: DTRTMIVW20T
Detailed Switch Info
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