This is the list of NGOs of more than 200 groups providing aid to immigrants heading to US border.
The list of participating NGOs comes from the UN’s 2023-2024 Regional Refugee and Migrant Response Plan (RMRP), which lists more than 200 of the groups on p. 268.
https://cis.org/sites/default/files/2024-01/NGO%20list2.pdf