Plus is present at 2,768 addresses in Konstancin-Jeziorna according to our database. Konstancin-Jeziorna is a city of 16,777 inhabitants in the mazowieckie voivodeship. Compare Plus 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 25/07/2026. 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 25/07/2026. 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).
Plus is one of the leading internet providers in Konstancin-Jeziorna. Their offer in this area includes fast broadband connections suitable for families, remote workers and gamers. Our database shows Plus at 2,768 addresses in Konstancin-Jeziorna, actual coverage may be wider. Compare prices and speeds to find the plan that fits your needs.
Check Plus offers in neighbouring towns and localities around Konstancin-Jeziorna.
Compare offers from every operator in our database available in Konstancin-Jeziorna.
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Cross-section of Plus'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 Plus plan in Konstancin-Jeziorna costs on average 63 PLN/mo (300 Mb/s); the priciest reaches 113 PLN/mo (1 Gb/s).
Over the last 12 months the average price stayed flat. The chart shows 3 speed profiles for multi-family buildings on a 24-month contract.
