Local Calling Guide
Area code/prefix search
NPA: 617 [Rate centres in NPA 617] [Dial plan for NPA 617]
NXX: 531
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
617-531 | A | Boston | MA | CMBRMAORDS0 | 7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA | 128 |
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
Sponsored by: Execulink Telecom
Like this site? We accept donations via PayPal.