Prefix overview
Phone numbers in prefix 857-418
This page covers the 857-418 prefix in the United States. It shows where numbers come from, which carrier is linked to the range, and how this block is structured.
If you are looking for a specific number, you can continue to its dedicated phone page. Otherwise, this page helps you understand the broader number block behind it.
PREFIX
857-418
RATE CENTER
DORCHESTER
CARRIER
U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS
MA
Prefix range
The prefix 857-418 includes numbers from 8574180000 to 8574189999.
This range is associated with the DORCHESTER rate center and was originally assigned to U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS.
Numbers in this prefix
20 numbers