The following is a curated list of trusted third-party resources related to surrogacy and ART.
ASRM - American Society for Reproductive Medicine
AAAA - Academy of Adoption & Assisted Reproduction Attorneys
CDC.gov - United States ART Clinics’ published success rate data
IVF Clinics in the United States can optionally report their success rates to the CDC.
This dataset from 2019 contains information from ~ 330k ART cycles at 448 clinics and ~78k live births.
You can search this data by zip code to look at clinics near you that reported their data.