Prefix overview
Phone numbers in prefix 281-284
This page covers the 281-284 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
281-284
RATE CENTER
APOLLO
CARRIER
SOUTHWESTERN BELL
TX
Prefix range
The prefix 281-284 includes numbers from 2812840000 to 2812849999.
This range is associated with the APOLLO rate center and was originally assigned to SOUTHWESTERN BELL.
Numbers in this prefix
20 numbers