Local Calling Guide
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Switch: GNVLSCTL
| Switch (link to prefixes) | Switch name | Company |
|---|---|---|
| GNVLSCTLDMD | ||
| GNVLSCTLPMD | ||
| GNVLSCTLQMD | ||
| GNVLSCTLX4X | 6630 SPOK, INC. | |
| GNVLSCTLX8X | 516C AT&T CORP. | |
| GNVLSCTLY4X |
Last updated: Sat, 02 May 2026 12:20:53 UTC
Sponsored by: ISP Telecom
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