Local Calling Guide
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Switch: BUMTTXAT
| Switch (link to prefixes) | Switch name | Company |
|---|---|---|
| BUMTTXATBMD | ||
| BUMTTXATLMD | 7421 AT&T - LOCAL | |
| BUMTTXATOMD | 7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX | |
| BUMTTXATSMD | 7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX | |
| BUMTTXATTMD | 6630 USA MOBILITY WIRELESS, INC. | |
| BUMTTXATX0X |
Last updated: Mon, 15 Sep 2025 02:24:40 UTC
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