Local Calling Guide
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Switch: PSTNMDPS
Switch (link to prefixes) | Switch name | Company |
---|---|---|
PSTNMDPSRS0 | PRESTON | 9212 VERIZON MARYLAND, INC. |
Last updated: Tue, 15 Jul 2025 18:46:49 UTC
Sponsored by: Callcentric - VoIP Internet phone service
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