Local Calling Guide
Area code/prefix search
NPA: 931 [Rate centres in NPA 931] [Dial plan for NPA 931]
NXX: 331
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
931-331 | A | Rock Island | TN | 792K CHARTER IP ENABLED SERVICES, LLC | 470 | ||||
931-331 | 1 | Rock Island | TN | 792K CHARTER IP ENABLED SERVICES, LLC | 470 | 2015-11-29 | |||
931-331 | 3 | Rock Island | TN | 145J TERRA NOVA TELECOM INC. | 470 | 2025-08-10 |
Last updated: Mon, 15 Sep 2025 02:24:40 UTC
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