2025 USNCO Registration

Only parents/guardians are permitted to complete this form.

This form will allow you to select your high school by zip code.

You are currently in the form to select schools in the US state of California.

If you selected the wrong state, please return to the main form.

Step 2 - Find Your High School by Zip Code

Please select your high school from this dropdown list.

Select your High School *

Please select your high school's zip code OR your home zip code if you are homeschooled or attend a cyber school. Select the first three digits of your zip code below.

First digits of the high school's zip code *

Select your high school's zip code from this list (900 - 925) *

Select your high school's zip code from this list (926 - 949) *

Select your high school's zip code from this list (950 - 961) *

Please select the link that corresponds with your ACS Local Section listed above:

This corresponds to the California (601) Local Section .

Please click this link to register with the California (601) Local Section .

This corresponds to the San Joaquin Valley (607) Local Section .

Please click this link to register with the San Joaquin Valley (607) Local Section .

This corresponds to the Mojave Desert (611) Local Section .

Please click this link to register with the Mojave Desert (611) Local Section .

This corresponds to the Orange County (616) Local Section .

Please click this link to register with the Orange County (616) Local Section .

This corresponds to the Sacramento (623) Local Section .

Please click this link to register with the Sacramento (623) Local Section .

This corresponds to the San Diego (626) Local Section .

Please click this link to register with the San Diego (626) Local Section .

This corresponds to the San Gorgonio (627) Local Section .

Please click this link to register with the San Gorgonio (627) Local Section .

This corresponds to the Silicon Valley (628) Local Section .

Please click this link to register with the Silicon Valley (628) Local Section .

This corresponds to the Southern California (633) Local Section .

Please click this link to register with the Southern California (633) Local Section .

This corresponds to the California Los Padres (644) Local Section .

Please click this link to register with the California Los Padres (644) Local Section .