98–
Kody w prefiksie 98–
48 kodów
| Kod | Miasto | Adr. | Ulic |
|---|---|---|---|
| 98-100 | Łask | 6 916 | 239 |
| 98-105 | Kwiatkowice-Las | 2 351 | 89 |
| 98-113 | Buczek | 1 875 | 31 |
| 98-160 | Marzenin | 2 386 | 38 |
| 98-161 | Zapolice | 2 053 | 36 |
| 98-170 | Widawa | 3 023 | 33 |
| 98-200 | Sieradz | 9 734 | 310 |
| 98-209 | Sieradz | 1 | 1 |
| 98-210 | Chojne | 1 | 1 |
| 98-215 | Goszczanów | 1 573 | 11 |
| 98-220 | Zduńska Wola | 12 918 | 337 |
| 98-227 | Wojtyszki | 2 | 1 |
| 98-235 | Błaszki | 3 757 | 29 |
| 98-240 | Szadek | 2 178 | 48 |
| 98-260 | Burzenin | 2 027 | 56 |
| 98-270 | Złoczew | 2 087 | 51 |
| 98-273 | Klonowa | 1 046 | 14 |
| 98-275 | Brzeźnio | 2 271 | 19 |
| 98-277 | Brąszewice | 1 363 | 19 |
| 98-285 | Drzązna | 2 049 | 2 |
| 98-290 | Warta | 3 784 | 79 |
| 98-300 | Wieluń | 7 048 | 256 |
| 98-310 | Czarnożyły | 1 467 | 2 |
| 98-311 | Ostrówek | 1 497 | 2 |
| 98-313 | Konopnica | 1 426 | 24 |
| 98-320 | Osjaków | 1 653 | 32 |
| 98-324 | Wierzchlas | 2 950 | 45 |
| 98-330 | Pajęczno | 3 011 | 104 |
| 98-331 | Nowa Brzeźnica | 1 994 | 39 |
| 98-332 | Rząśnia | 1 702 | 25 |
| 98-335 | Pątnów | 1 948 | 2 |
| 98-336 | Mierzyce | 2 | 2 |
| 98-337 | Strzelce Wielkie | 1 804 | 29 |
| 98-338 | Sulmierzyce | 561 | 47 |
| 98-345 | Chotów | 1 737 | 1 |
| 98-346 | Skomlin | 1 111 | 41 |
| 98-350 | Biała-Kopiec | 1 682 | 1 |
| 98-354 | Siemkowice | 244 | 36 |
| 98-355 | Działoszyn | 3 337 | 109 |
| 98-358 | Kiełczygłów | 1 301 | 8 |
| 98-360 | Lututów | 1 553 | 23 |
| 98-399 | — | 1 | 1 |
| 98-400 | Wieruszów | 3 522 | 97 |
| 98-405 | Galewice | 2 152 | 30 |
| 98-410 | Czastary | 1 246 | 37 |
| 98-420 | Sokolniki | 1 785 | 44 |
| 98-430 | Bolesławiec | 1 392 | 31 |
| 98-432 | Wójcin | 1 170 | 45 |