Local Calling Guide
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Switch: AMRLTXDR
| Switch (link to prefixes) | Switch name | Company |
|---|---|---|
| AMRLTXDR0MD | 7421 AT&T - LOCAL | |
| AMRLTXDR22Z | 490J DISH WIRELESS, LLC | |
| AMRLTXDRDS0 | AMARILLO | 177F PEERLESS NETWORK OF TEXAS, LLC - TX |
| AMRLTXDRSMD | 6114 LEVEL 3 COMMUNICATIONS, LLC - TX | |
| AMRLTXDRWMD | 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX | |
| AMRLTXDRX0X | 073H TELNYX LLC | |
| AMRLTXDRX1X | 197D VONAGE AMERICA LLC | |
| AMRLTXDRX3X | 475J CALLWORKS CORPORATION | |
| AMRLTXDRX4X | 145J TERRA NOVA TELECOM INC. | |
| AMRLTXDRX5X | 321J HD CARRIER LLC | |
| AMRLTXDRX8X | 0051 SHELCOMM | |
| AMRLTXDRX9X | 616J LEAP TELECOM, LLC | |
| AMRLTXDRXMD | 516C AT&T CORP. |
Last updated: Thu, 16 Oct 2025 03:04:18 UTC
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