Local Calling Guide
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Switch: CMBRMA01
| Switch (link to prefixes) | Switch name | Company |
|---|---|---|
| CMBRMA012GT | CAMBRIDGE | |
| CMBRMA01DS4 | CAMBRIDGE | 7421 AT&T - LOCAL |
| CMBRMA01DS5 | CAMBRIDGE | 7135 TC SYSTEMS, INC. |
| CMBRMA01GT0 | ||
| CMBRMA01GT1 | ||
| CMBRMA01MMD |
Last updated: Tue, 31 Mar 2026 13:56:49 UTC
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