Local Calling Guide
Area code/prefix search
NPA: 309 [Rate centres in NPA 309] [Dial plan for NPA 309]
NXX: 479
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
309-479 | A | Castleton | IL | CSTNILXDRS0 | 1015 FRONTIER NORTH, INC. - IL | 368 | |||
309-479 | 0 | Castleton | IL | PEORILPJDS4 | 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL | 368 | |||
309-479 | 2 | Castleton | IL | CSTNILXDRS0 | 1015 FRONTIER NORTH, INC. - IL | 368 | |||
309-479 | 4 | Castleton | IL | PEORILPJXYX | 224C ONVOY, LLC | 368 | |||
309-479 | 5 | Castleton | IL | KEWNILXDFMD | 624H ONVOY SPECTRUM, LLC | 368 |
Last updated: Wed, 20 Nov 2024 21:20:06 UTC
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