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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
517-721MIMICHIGAN BELL TEL CO (AT&T)9323LANSINGDMDLMIDDRS003/19/2002Prefix Type: RBOC
Switch Name: DIMONDALE RS0
Switch Type: N/A
LATA: Lansing MI (346)
Tandem: LNNGMIMN20T
Detailed Switch Info
Thousands block for 517-721
517-721-0MIOMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC (T-Mobile US, Inc)2964LANSINGLNNGMIMNXHY09/13/2016Prefix Type: PCS
Switch Name: LANSING
Switch Type: N/A
LATA: Lansing MI (346)
Tandem: N/A
Detailed Switch Info
517-721-1MIAT&T CORP. (AT&T)516CLANSINGNOCLLIKNOWNN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Lansing MI (346)
Tandem: N/A
Detailed Switch Info
517-721-2MIMICHIGAN BELL TEL CO (AT&T)9323LANSINGDMDLMIDDRS0N/APrefix Type: RBOC
Switch Name: DIMONDALE RS0
Switch Type: N/A
LATA: Lansing MI (346)
Tandem: LNNGMIMN20T
Detailed Switch Info
517-721-3MIMICHIGAN BELL TEL CO (AT&T)9323LANSINGDMDLMIDDRS0N/APrefix Type: RBOC
Switch Name: DIMONDALE RS0
Switch Type: N/A
LATA: Lansing MI (346)
Tandem: LNNGMIMN20T
Detailed Switch Info
517-721-4MIMICHIGAN BELL TEL CO (AT&T)9323LANSINGDMDLMIDDRS0N/APrefix Type: RBOC
Switch Name: DIMONDALE RS0
Switch Type: N/A
LATA: Lansing MI (346)
Tandem: LNNGMIMN20T
Detailed Switch Info
517-721-7MILEVEL 3 COMMUNICATIONS, LLC - MI (CenturyLink, Inc)6120LANSINGNOCLLIKNOWN05/18/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Lansing MI (346)
Tandem: N/A
Detailed Switch Info
517-721-8MIMICHIGAN BELL TEL CO (AT&T)9323LANSINGDMDLMIDDRS0N/APrefix Type: RBOC
Switch Name: DIMONDALE RS0
Switch Type: N/A
LATA: Lansing MI (346)
Tandem: LNNGMIMN20T
Detailed Switch Info
517-721-9MINEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless)6534LANSINGLNNGMIMNX4Z03/29/2011Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Lansing MI (346)
Tandem: N/A
Detailed Switch Info