Prefix overview
Phone numbers in prefix 510-218
This page covers the 510-218 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
510-218
RATE CENTER
FRNK OLIVR
CARRIER
SPOK, INC.
CA
Prefix range
The prefix 510-218 includes numbers from 5102180000 to 5102189999.
This range is associated with the FRNK OLIVR rate center and was originally assigned to SPOK, INC..
Numbers in this prefix
20 numbers