Local Calling Guide
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Switch: SGNWMIAT
| Switch (link to prefixes) | Switch name | Company |
|---|---|---|
| SGNWMIAT00T | SAGINAW | |
| SGNWMIATCM1 | SAGINAW | |
| SGNWMIATTMD | ||
| SGNWMIATUMD | 6534 NEW CINGULAR WIRELESS PCS, LLC - IL | |
| SGNWMIATWMD | ||
| SGNWMIATX0X | 516C AT&T CORP. | |
| SGNWMIATX1X | 6630 SPOK, INC. | |
| SGNWMIATX2X | 6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
Last updated: Tue, 01 Sep 2026 00:40:05 UTC
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