The COVID-19 pandemic has led to restricted access to routine health care in the U.S., contributing to a decline in childhood vaccination rates. A peer-reviewed study indicates that areas with lower vaccine confidence are experiencing increased cases of measles, mumps, and rubella (MMR). Factors influencing vaccination rates include parental hesitancy, socioeconomic disparities, political affiliations, state policy differences, and misinformation online. The pandemic has exacerbated these issues by disrupting health care services and reallocating public health resources. This has resulted in significant regional disparities in vaccination uptake, raising concerns about the potential impact on routine childhood vaccinations. Consequently, there has been a rise in measles cases, notably in Washington state, which has reported six confirmed cases this year, primarily linked to international travel. As schools resume and summer travel begins, it is crucial for families, especially those with infants or children, to verify their vaccination status before traveling.