Local Calling Guide
Area code/prefix search
NPA: 557 [Rate centres in NPA 557] [Dial plan for NPA 557]
NXX: 221
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
557-221 | A | Mehlville | MO | 093F ONVOY, LLC - MO | 520 | 2024-06-01 | |||
557-221 | 0 | Mehlville | MO | 093F ONVOY, LLC - MO | 520 | ||||
557-221 | 1 | Mehlville | MO | 093F ONVOY, LLC - MO | 520 | ||||
557-221 | 2 | Mehlville | MO | 624H ONVOY SPECTRUM, LLC | 520 | ||||
557-221 | 7 | Mehlville | MO | 6534 NEW CINGULAR WIRELESS PCS, LLC - IL | 520 | ||||
557-221 | 8 | Mehlville | MO | 093F ONVOY, LLC - MO | 520 | ||||
557-221 | 9 | Mehlville | MO | 093F ONVOY, LLC - MO | 520 |
Last updated: Wed, 20 Nov 2024 21:20:06 UTC
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