| npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
| 520-898 | AZ | MIDVALE TELEPHONE EXCHANGE, INC. | 2226 | SILVERBELL | ELOYAZ05DS0 | 04/02/2002 | Prefix Type: ICO Switch Name: SILVER BELL Switch Type: N/A LATA: Tucson AZ (668) Tandem: N/A Detailed Switch Info |
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Last Updated: Sat Feb 15 03:59:25 2025