People seeking abortions in the South, where it is largely illegal, face costs for travel, time off work and child care.
State officials said they will instead use state funds they can control, including cutting out organizations tied to abortion care.
Distributing abortion medication requires resources that some schools may not have.
Some providers plan to go to a state friendlier to abortion care, while others intend to stay put. Either way, providing care is now more complicated.
Those suggesting that reservations could serve as havens for abortion care are missing crucial context, experts say.
Costs can include gas for car travel or airfare, accommodation, child care for people who have other children and time off from work.
Disney, Dick's Sporting Goods and Meta are among the latest companies to add the benefit in the wake of the SCOTUS decision.
And some states' laws are making it harder for nonprofit funds to cover the costs.
Many of the companies are in the fields of tech, finance and entertainment.
For millions of Americans, the loss of abortion rights may affect educational attainment and lifetime earnings for generations.