Local Calling Guide
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Switch: IRVNCASM
| Switch (link to prefixes) | Switch name | Company |
|---|---|---|
| IRVNCASM0MD | ||
| IRVNCASM1MD | 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | |
| IRVNCASMCA0 | IRVINE | |
| IRVNCASMDS0 | IRVINE | |
| IRVNCASMDS1 | IRVINE | |
| IRVNCASMGT0 | IRVINE |
Last updated: Sun, 17 May 2026 03:26:51 UTC
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