Montmay
- 14 municipalities
- fibre and fixed wireless
- based in Łomża
- operator since 2016
Updated: October 2026
Montmay is a fibre and fixed wireless provider based in Łomża, registered as a telecom operator in 2016. It operates in 14 municipalities, mainly in podlaskie voivodeship, including Łomża, Ełk and Zambrów. Whether Montmay reaches your building is confirmed by the company itself.
Personal data processing, including address, is used solely to check service availability and match offers.
We do not compare Montmay offers. After you enter your address we will show Netia, Orange, Play, Plus and T-Mobile offers available in your building.
Where Montmay operates
Municipalities where Montmay sells internet, based on public registers.
13 in podlaskie and 1 in warmińsko-mazurskie
Municipalities by county
Podlaskie · 13 municipalities
łomżyński county · 6 municipalities
- Łomża: Giełczyn, Konarzyce, Stare Kupiski, Podgórze, Stara Łomża przy Szosie, Stara Łomża nad Rzeką, Zawady
- Miastkowo
- Nowogród
- Piątnica: Piątnica Poduchowna, Jeziorko, Kisielnica, Budy Czarnockie, Górki-Sypniewo, Piątnica Włościańska, Czarnocin, Dobrzyjałowo, Kalinowo
- Śniadowo: Koziki
- Zbójna
kolneński county · 4 municipalities
- Grabowo: Skroda Wielka
- Kolno: Koziki-Olszyny
- Mały Płock: Kąty, Rogienice Wielkie
- Stawiski: Jurzec Włościański, Skroda Mała, Jurzec Szlachecki
Łomża (city county) · 1 municipality
wysokomazowiecki county · 1 municipality
- Czyżew
zambrowski county · 1 municipality
Warmińsko-mazurskie · 1 municipality
ełcki county · 1 municipality
In rural municipalities we also list localities where the company had its own network in 2021.
Technologies and company details
- Registered name
- MONTMAY SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ
- Technologies
- fibre and fixed wireless
- Registered office
- Łomża, podlaskie
- Registered since
- 2016
- Tax ID (NIP)
- 7182144026
- Telecom operator register number
- 11750
- Website
- www.tsunami.pl
Other providers in these municipalities
42 other providers operate in these municipalities, including Netia, Orange, Play, Plus and T-Mobile, whose offers we compare. Full lists and offer comparisons are on the locality pages.
Check your address
We will show offers from the operators we compare that are available in your building, with the cost of the whole contract.
Check addressBased on public registers of the Ministry of Digital Affairs and UKE, updated: October 2026.