Local Calling Guide
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Switch: DLLSTXWH
| Switch (link to prefixes) | Switch name | Company |
|---|---|---|
| DLLSTXWH01T | DALLAS | |
| DLLSTXWH2MD | ||
| DLLSTXWH4MD | ||
| DLLSTXWHRPA | DALLAS | 9533 SOUTHWESTERN BELL |
Last updated: Wed, 04 Mar 2026 03:00:52 UTC
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