Local Calling Guide
Area code/prefix search
NPA: 857 [Rate centres in NPA 857] [Dial plan for NPA 857]
NXX: 428
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
857-428 | A | Everett | MA | BSTPMALLDS3 | 892D ONVOY, LLC - MA | 128 | |||
857-428 | 0 | Everett | MA | 892D ONVOY, LLC - MA | 128 | 2024-03-01 | |||
857-428 | 1 | Everett | MA | 892D ONVOY, LLC - MA | 128 | 2024-03-01 | |||
857-428 | 2 | Everett | MA | BSTPMALLDS3 | 892D ONVOY, LLC - MA | 128 | 2023-08-12 | ||
857-428 | 3 | Everett | MA | BSTPMALLDS3 | 892D ONVOY, LLC - MA | 128 | 2023-08-12 |
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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