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Postal code 18-430 – Wizna

Wizna, Wizna municipality, łomżyński county, podlaskie voivodeship

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Code 18-430:
localities
26
streets
34
buildings
572

Postal code 18-430 is used in 26 localities, including Wizna, Bronowo, Taraskowo, Boguszki, Janczewo (Wizna municipality, łomżyński county, podlaskie voivodeship). It covers 572 buildings on 34 streets – the full list with house numbers is below.

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Location
26 localities
Wizna municipality · łomżyński county
podlaskie voivodeship

Which streets have postal code 18-430?

ul. 1000-lecia · WiznaNumbers: 1–2, 2A, 3–7, 9, 11–13, 13A, 14, 16, 18, 20, 22, 24, 26ul. Adama Mickiewicza · WiznaNumbers: 1–11, 11A, 13–20, 22, 24, 26ul. Cmentarna · WiznaNumbers: 2–7, 9, 11, 13, 15ul. Jana Pawła II · WiznaNumbers: 1–2, 2A, 3–4, 4A, 5, 7A, 8, 10–24, 26, 28, 30, 32, 34ul. Kombatantów · WiznaNumbers: 1–2, 2A, 2B, 3–4, 6, 8, 10, 14, 18kpt. Stanisława Brykalskiego · WiznaNumbers: 2kpt. Władysława Raginisa · WiznaNumbers: 1, 4–9, 9A, 10–13, 13A, 14–16, 18–20, 22–24, 24A, 25–29, 31–32, 34–35ul. Kramkowska · WiznaNumbers: 1–3ul. Krótka · WiznaNumbers: 1–5, 5A, 6ul. Łęg · WiznaNumbers: 2, 4–5, 7–8ul. Łomżyńska · WiznaNumbers: 1–3, 3A, 4–6, 11, 11Aul. Męczkowska · WiznaNumbers: 1, 3ul. Mikołaja Kopernika · WiznaNumbers: 2–3, 3A, 4–13, 16, 18, 27ul. Nadnarwiańska · WiznaNumbers: 1, 4–7, 9, 9A, 10–11, 13–16, 16A, 17–18ul. Nadrzeczna · WiznaNumbers: 3, 5–6ul. Obrońców Wizny · WiznaNumbers: 1–4ul. Ogrodowa · WiznaNumbers: 1–6, 6A, 7–8, 10, 10Aul. Pawła z Wizny · WiznaNumbers: 2–3, 5, 7ul. Polna · WiznaNumbers: 1, 1A, 2–6, 8, 13, 15, 21, 23ul. Senatorska · WiznaNumbers: 1–4ul. Srebrzysta · WiznaNumbers: 1–5ul. Stefana Czarnieckiego · WiznaNumbers: 1, 3, 5, 5A, 6, 6A, 7–9, 9A, 10–13, 15–16, 18, 18A, 19–29, 31–32, 34–36, 39, 39A, 40–44, 46–47, 49–56, 58, 58A, 59–69, 71–74, 76–79, 81–84, 86–93, 93A, 94–96, 98–103, 105–115, 115A, 116–119, 121–133, 133A, 136–146, 146A, 147–152, 152A, 153–155, 157, 159, 161, 165, 167, 169, 171, 173, 177, 179, 179A, 181, 183, 185, 187, 187A, 189, 191, 193, 195, 197, 199, 201, 203, 205ul. Struga · WiznaNumbers: 1, 3–4, 4Aul. Szkolna · WiznaNumbers: 2–6ul. Szosa Białostocka · WiznaNumbers: 1, 1B, 2, 4–6ul. Witkowo · WiznaNumbers: 1, 1A, 1B, 2, 2A, 3–4, 4A, 4B, 5–6ul. Zamkowa · WiznaNumbers: 1–2, 4–5, 5A, 6–9, 11, 13, 15, 19ul. Zastodolna · WiznaNumbers: 1, 5ul. kolonia Podnarcie · BronowoNumbers: 1–5ul. Młyńska · BronowoNumbers: 1, 2A, 3, 9, 9A, 10–11, 13–14, 16, 18–19ul. Mostowa · BronowoNumbers: 1–2, 5ul. Podklinie · BronowoNumbers: 3–5ul. Wschodnia · BronowoNumbers: 2, 4–10, 10A, 10B, 11–14, 16–33, 33A, 34–38, 40, 42, 48, 50, 52, 54, 58, 60, 70, 72, 74, 76, 78, 80, 82, 84, 86, 90, 92, 92A, 94, 96, 98, 100, 100A, 102, 104, 106, 108, 110ul. Zachodnia · BronowoNumbers: 1–7, 9, 11–15, 17–18, 18A, 19–20, 20A, 21–28, 30–40, 42–43, 43A, 45

Which localities have postal code 18-430?

WiznaBronowoTaraskowoBoguszkiJanczewoJarnutyKokoszkiKramkowoLisnoMałachowoMęczkiMrówkiNieławiceNiwkowoNowe BożejewoPodkosaczeRuśRutkiRutkowskieSamborySieburczynSrebrowoStare BożejewoWierciszewoWłochówkaZanklewo

How to address a letter or parcel in Poland?

Jan Kowalski
ul. 1000-lecia 1
18-430 Wizna

Write the postal code in the 00-000 format on the last line, before the town name. Put the recipient's full name on the first line and the street with building and flat number on the second. For mail from abroad, add POLAND as the final line.

Frequently asked questions

What address does postal code 18-430 cover?

Postal code 18-430 covers 26 localities: Wizna, Bronowo, Taraskowo, Boguszki, Janczewo, Jarnuty, Kokoszki, Kramkowo, Lisno, Małachowo and more, including streets: 1000-lecia, Adama Mickiewicza, Cmentarna, Jana Pawła II, Kombatantów (łomżyński county, podlaskie voivodeship).

Where is postal code 18-430?

In podlaskie voivodeship, łomżyński county, Poland.

Is postal code 18-430 enough to send a parcel?

No – always write the postal code together with the town or post office name and the full address (street and building number, or the village name with the house number).

Which municipality and county does 18-430 belong to?

The 18-430 area (Wizna) lies in Wizna municipality (gmina), in łomżyński county (powiat), podlaskie voivodeship, Poland. Centre of the area based on address points: 53.1923, 22.3823.

Where does this data come from?

Localities and postal codes come from the public TERYT registers (Statistics Poland), while streets, building numbers and locations come from the National Register of Boundaries (GUGiK). Data as of 12.11.2026. This site is not affiliated with Poczta Polska; for important shipments, confirm the code at a post office. More about sources