Netia is present at 65 addresses in Kostrogaj according to our database. Kostrogaj is a city of 0 inhabitants in the mazowieckie voivodeship. Compare Netia plans available at your address, check speeds, prices and total contract cost.
Based on wholesale operator registries in our database. Actual operator coverage may be wider.
Price includes e-invoice and marketing consent discount. Prices as of 17/07/2026. Prices shown do not include potential line maintenance fees. To check the actual cost, use the "Check availability" button — we'll verify if the offer is available at your address. You'll discuss the details with an operator representative.
Information presented does not constitute a commercial offer within the meaning of Art. 66 § 1 of the Polish Civil Code, but an invitation to negotiate (Art. 71 CC).
Price includes e-invoice and marketing consent discount. Prices as of 17/07/2026. Prices shown do not include potential line maintenance fees. To check the actual cost, use the "Check availability" button — we'll verify if the offer is available at your address. You'll discuss the details with an operator representative.
Information presented does not constitute a commercial offer within the meaning of Art. 66 § 1 of the Polish Civil Code, but an invitation to negotiate (Art. 71 CC).
Price includes e-invoice and marketing consent discount. Prices as of 17/07/2026. Prices shown do not include potential line maintenance fees. To check the actual cost, use the "Check availability" button — we'll verify if the offer is available at your address. You'll discuss the details with an operator representative.
Information presented does not constitute a commercial offer within the meaning of Art. 66 § 1 of the Polish Civil Code, but an invitation to negotiate (Art. 71 CC).
Price includes e-invoice and marketing consent discount. Prices as of 17/07/2026. Prices shown do not include potential line maintenance fees. To check the actual cost, use the "Check availability" button — we'll verify if the offer is available at your address. You'll discuss the details with an operator representative.
Information presented does not constitute a commercial offer within the meaning of Art. 66 § 1 of the Polish Civil Code, but an invitation to negotiate (Art. 71 CC).
Netia is one of the leading internet providers in Kostrogaj. Their offer in this area includes fast broadband connections suitable for families, remote workers and gamers. Our database shows Netia at 65 addresses in Kostrogaj, actual coverage may be wider. Compare prices and speeds to find the plan that fits your needs.
Check Netia offers in neighbouring towns and localities around Kostrogaj.
Compare offers from every operator in our database available in Kostrogaj.
Guides and comparisons about internet & TV
Fiberhost has built 1.4 million homes passed with fiber, pioneered XGS-PON in Poland and is now going under T-Mobile's wing. We show where Fiberhost actually has coverage (data from our database), who resells on its network (Orange, Play, Inea), how to get in touch, and what the acquisition will change.
Miłosz Gołas•26/05/2026
The UPC brand vanished from the Polish market on 31 August 2023. But its cable network covering 3.7 million homes is alive, now as open infrastructure for 6 retail operators. We explain the history, the PLN 7B deal and the mysterious POF.
Cross-section of Netia's cheapest plans over the last months (total contract cost ÷ contract length, incl. default equipment and the line-maintenance fee). House (SDU) prices include the single-family surcharge.
In July 2026, the cheapest Netia plan in Kostrogaj costs on average 33 PLN/mo (300 Mb/s); the priciest reaches 114 PLN/mo (2 Gb/s).
Over the last 12 months the average price dropped by 13%. The chart shows 4 speed profiles for multi-family buildings on a 24-month contract.
