In accordance with the order of the Uzbek Agency for Communications and Informatization dated October 28, 2005 No. 270, new postal codes of the Republic of Uzbekistan were put into effect.

The new postal code for the Republic of Karakalpakstan consists of six characters and looks like this:

- the first two digits of the index indicate the conditional code of the regional center;

- the second two digits of the index indicate the conditional code of the district center;

- the third two digits of the index indicate the number of the post office.

For example: index 230112 means

23 – Republic of Karakalpakstan;

01 – Nukus city;

12 – post office №12 (Nukus-12).

Republic of Karakalpakstan postal codes on the map

Table of old and new postal codes of cities of the Republic of Karakalpakstan

Advice: If you do not know the exact postal code of the area in the Republic of Karakalpakstan (street, house number) where you are going to send the letter, then indicate the postal code upstream mail node. For example: You need to send a letter to the city of Nukus and you cannot accurately determine the postal code (230104, 230105, 230106 or another), then indicate the postal code of the Nukus post office i.e. 230100