Local Calling Guide
Area code/prefix search
NPA: 857 [Rate centres in NPA 857] [Dial plan for NPA 857]
NXX: 737
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
857-737 | A | Watertown | MA | 516J TON80 COMMUNICATIONS LLC | 128 | 2022-05-26 | |||
857-737 | 7 | Watertown | MA | 516J TON80 COMMUNICATIONS LLC | 128 | 2022-05-26 | |||
857-737 | 8 | Watertown | MA | 892D ONVOY, LLC - MA | 128 | 2022-05-27 |
Last updated: Wed, 01 Jun 2022 03:09:23 UTC
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