Iwaniska is located in the region of Opatowski, state of świętokrzyskie. The format for Iwaniska is of the type NN-NNN where N indicates a number and A indicates an alphabet, for example 27-570. This is the standard kod pocztowy format that is used across Poland. Some of the kod pocztowy that come under Iwaniska are - 27-570.
Following are some of the kod pocztowy covered under the area of Iwaniska. Also wherever possible we have provided nearby landmarks for each of these kod pocztowy so that these locations can be accurately be found.