NPA-NXX - 808-421

This is the 808-421 subcode (NPA-NXX) prefix page. Follow a prefix to find the number you are looking for. We divide our pages up to make them more user friendly to navigate!

1. Area Codes
2. 808
3. 808-421

The 808-421 subcode mainly covers Honolulu in Honolulu county. But other numbers maybe included as well.

We have a database of information derived from the public phone records of Hawaii state. Many of the numbers in this subcode are Regular Landline registered to Hawaiian Telcom Communications. We hear they employ a large number of people in the Hawaii office.
Recently there have been an increase in reported calls, we've had over 953207 comments across our systems for the 808-421 subcode.