99–
Kody w prefiksie 99–
46 kodów
| Kod | Miasto | Adr. | Ulic |
|---|---|---|---|
| 99-037 | Strzelce | 1 | 1 |
| 99-100 | Łęczyca | 3 825 | 76 |
| 99-106 | Stara Sobótka | 414 | 1 |
| 99-107 | Daszyna | 1 137 | 2 |
| 99-120 | Piątek | 1 618 | 24 |
| 99-122 | Karsznice | 1 242 | 1 |
| 99-140 | Świnice Warckie | 1 394 | 25 |
| 99-142 | Leźnica Mała | 119 | 1 |
| 99-150 | Grabów | 1 673 | 24 |
| 99-200 | Poddębice | 4 384 | 79 |
| 99-205 | Dalików | 1 771 | 10 |
| 99-210 | Uniejów | 2 545 | 57 |
| 99-220 | Wartkowice | 1 984 | 14 |
| 99-232 | Zadzim | 1 916 | 2 |
| 99-235 | Pęczniew | 1 896 | 13 |
| 99-300 | Kutno | 1 599 | 212 |
| 99-301 | Kutno | 2 | 2 |
| 99-302 | Kutno | 39 | 18 |
| 99-306 | Łanięta | 882 | 5 |
| 99-307 | Strzelce | 912 | 11 |
| 99-310 | Kutno | 1 | 1 |
| 99-311 | Bedlno | 1 895 | 3 |
| 99-314 | Kaszewy Dworne | 1 202 | 1 |
| 99-315 | Strzegocin | 2 | 1 |
| 99-319 | Dobrzelin | 282 | 20 |
| 99-320 | Żychlin | 2 037 | 70 |
| 99-321 | Śleszyn | 16 | 1 |
| 99-322 | Pobórz | 747 | 1 |
| 99-335 | Witonia | 1 050 | 28 |
| 99-338 | Sulmierzyce | 1 | 1 |
| 99-340 | Krośniewice | 1 936 | 46 |
| 99-350 | Nowe Ostrowy | 986 | 2 |
| 99-352 | Dąbrowice | 33 | 7 |
| 99-400 | Łowicz | 6 803 | 251 |
| 99-412 | Kiernozia | 1 169 | 16 |
| 99-413 | Goleńsko | 937 | 1 |
| 99-414 | Boczki | 1 302 | 1 |
| 99-416 | Mysłaków | 1 262 | 53 |
| 99-417 | Bolimów | 1 828 | 46 |
| 99-418 | Bełchów | 1 600 | 29 |
| 99-420 | Łyszkowice | 1 954 | 27 |
| 99-423 | Sobota | 1 958 | 26 |
| 99-434 | Domaniewice | 1 363 | 19 |
| 99-436 | Julianów | 519 | 3 |
| 99-440 | Zduny | 1 865 | 3 |
| 99-490 | Łowicz | 1 | 1 |