Local Calling Guide
Area code/prefix search
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NPA-NXX | BLOCK | Rate Centre | Region | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|
312-801 | A | Chicago Zone 01-Calumet | IL | 551G NUSO, LLC | 358 | |||
312-801 | 1 | Chicago Zone 01-Calumet | IL | 551G NUSO, LLC | 358 |
Last updated: Wed, 20 Nov 2024 21:20:06 UTC
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