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npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
319-279 | IA | READLYN TEL. CO. | 1278 | READLYN | RDLYIAXODS0 | 00/00/0000 | Prefix Type: ICO Switch Name: N/A Switch Type: Northern Telecom DMS10 (Digital) LATA: Cedar Rapids IA (635) Tandem: N/A Detailed Switch Info |