Castro Zip code

Castro Zip code / Castro Postal code

Castro Zip code, introduced by the United States Postal Service (USPS) in 1963, are numerical codes used to identify specific geographic regions for mail delivery. and Castro zip code used a 5-digit postal format XXXXX, The first 3 digit represent the postal delivery zone code, and last 2 digit represent the Post office in the Castro.

There are total 4 zipcode code in Castro and range of zipcode is 79027 to 79085. View all the zip code on map of Castro by clicking on our mapview appliction.

1. What is the format of zip codes in Castro?
Castro zip codes follow the standard 5-digit format, starting with the number - 790.

2. How many zip codes are there in Castro?
There are approximately 4 zip codes in Castro, covering a vast area of the county.

3. Do all areas in Castro have zip codes?
Yes, almost all populated areas in Castro are assigned a unique zip code for mail delivery purposes.