Asthma & Allergies The 10 Worst Spring Allergy Cities In The U.S. Share Read Later prev8 of 12nextView All4. McAllen, TexasBy Alexandra Sifferlin April 02, 2013Martyn Goddard / CorbisNext 3. Chattanooga, Tennessee Full List Allergy CitiesWhere Does Your City Fall?10. Baton Rouge, Louisiana9. Oklahoma City, Oklahoma8. Memphis, Tennessee7. Dayton, Ohio6. Wichita, Kansas5. Louisville, Kentucky4. McAllen, Texas3. Chattanooga, Tennessee2. Knoxville, Tennessee1. Jackson, Mississippi