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| npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
| 734-465 | MI | NEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless) | 6534 | ANN ARBOR | NOCLLIKNOWN | 02/07/2024 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Detroit MI (340) Tandem: N/A Detailed Switch Info |
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| 734-465-7 | MI | NEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless) | 6534 | ANN ARBOR | NOCLLIKNOWN | 04/04/2024 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Detroit MI (340) Tandem: N/A Detailed Switch Info |
| 734-465-8 | MI | NEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless) | 6534 | ANN ARBOR | NOCLLIKNOWN | 04/04/2024 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Detroit MI (340) Tandem: N/A Detailed Switch Info |
| 734-465-9 | MI | NEW CINGULAR WIRELESS PCS, LLC - IL (AT&T Wireless) | 6534 | ANN ARBOR | NOCLLIKNOWN | 02/07/2024 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Detroit MI (340) Tandem: N/A Detailed Switch Info |