Prefix overview
Phone numbers in prefix 415-443
This page covers the 415-443 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
415-443
RATE CENTER
SNFC JUNPR
CARRIER
SPOK, INC.
CA
Prefix range
The prefix 415-443 includes numbers from 4154430000 to 4154439999.
This range is associated with the SNFC JUNPR rate center and was originally assigned to SPOK, INC..
Numbers in this prefix
20 numbers