| npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
| 563-499 | IA | AT&T - LOCAL (AT&T) | 7421 | DAVENPORT | DVNPIADT6MD | 00/00/0000 | Prefix Type: CLEC Switch Name: DAVENPORT Switch Type: N/A LATA: N/A Tandem: N/A Detailed Switch Info |
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Last Updated: Wed Feb 1 00:03:40 2023
