New Castle Zip code

New Castle Zip code / New Castle Postal code

New Castle 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 New Castle 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 New Castle.

There are total 54 zipcode code in New Castle and range of zipcode is 19701 to 19899. View all the zip code on map of New Castle by clicking on our mapview appliction.

1. What is the format of zip codes in New Castle?
New Castle zip codes follow the standard 5-digit format, starting with the number - 197.

2. How many zip codes are there in New Castle?
There are approximately 54 zip codes in New Castle, covering a vast area of the county.

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