It used to be you had to basically beg them to, but it has gotten better since they generally shifted from subsidized phones to paid up front. Having just help

It used to be you had to basically beg them to, but it has gotten better since they generally shifted from subsidized phones to paid up front. Having just helped someone move off Verizon, I know that currently Verizon automatically unlocks phones 60 days after purchase. No first hand knowledge, but likely the others are similar.