Life / Help with Polish address - the correct way of putting that on an envelope? [29]

hi khairul,
put the address this way:

SKRYTKA POCZTOWA 1322
25-001 KIELCE
POLAND

this should be good now. Any other qustions let mw know

Life / Help with Polish address - the correct way of putting that on an envelope? [29]

You can include the"1 POCZTA GLOWNA" but it's not necessary as post code is direct to the area where this Post office in Kielce is.

And separate post code the way i have done above as it is correct way.