Local Calling Guide
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Switch: BUMTTXAT
| Switch (link to prefixes) | Switch name | Company |
|---|---|---|
| BUMTTXATBMD | ||
| BUMTTXATLMD | ||
| BUMTTXATOMD | 7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX | |
| BUMTTXATSMD | 7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX | |
| BUMTTXATTMD | 6630 SPOK, INC. | |
| BUMTTXATX0X |
Last updated: Sun, 17 May 2026 03:26:51 UTC
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