Prefix overview
Phone numbers in prefix 860-363
This page covers the 860-363 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
860-363
RATE CENTER
HARTFORD
CARRIER
SPOK, INC.
CT
Prefix range
The prefix 860-363 includes numbers from 8603630000 to 8603639999.
This range is associated with the HARTFORD rate center and was originally assigned to SPOK, INC..
Numbers in this prefix
20 numbers