Białystok
Departament Obsługi Mieszkańców — Referat Ewidencji Ludności
ul. Branickiego 3/5, 15-085 Białystok
Visit the residents’ register office if you cannot register an address but a specific law requires you to have PESEL.
Prepare the handwritten-signed application, valid passport or accepted identity/citizenship document, the actual legal basis and evidence supporting the entered details, such as relevant birth/marriage records or translations. Issuance is free. Where representation is legally allowed, filing a power of attorney normally costs PLN 17, with exemptions for close family. A complete qualifying request is handled without delay; do not assume missing documents or eligibility checks are waived.