Local Calling Guide
Area code/prefix search
NPA: 331 [Rate centres in NPA 331] [Dial plan for NPA 331]
NXX: 850
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
331-850 | A | Big Rock | IL | CHCGIL24DS6 | 224C ONVOY, LLC | 358 | |||
331-850 | 0 | Big Rock | IL | 145J TERRA NOVA TELECOM INC. | 358 | ||||
331-850 | 1 | Big Rock | IL | CHCGILWUKMD | 939H COMMIO, LLC | 358 | |||
331-850 | 3 | Big Rock | IL | 318J COMCAST IP PHONE, LLC | 358 | ||||
331-850 | 5 | Big Rock | IL | CHCGIL24DS6 | 224C ONVOY, LLC | 358 | |||
331-850 | 7 | Big Rock | IL | 7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL | 358 | ||||
331-850 | 8 | Big Rock | IL | CHCGILIDXDX | 624H ONVOY SPECTRUM, LLC | 358 | |||
331-850 | 9 | Big Rock | IL | CHCGILWUDS4 | 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL | 358 |
Last updated: Wed, 20 Nov 2024 21:20:06 UTC
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