| Immunization Action Plan (IAP) Areas Separately Sampled in the National Immunization Survey, Q3/2001-Q2/2002 | |
| IAP | Major City Included |
| AL - Jefferson County | Birmingham |
| AZ - Maricopa County | Phoenix |
| CA - Los Angeles County | Los Angeles |
| CA - San Diego County | San Diego |
| CA - Santa Clara County | San Jose |
| District of Columbia | Washington, D.C. |
| FL - Miami-Dade County | Miami |
| FL - Duval County | Jacksonville |
| GA - Fulton/DeKalb Counties | Atlanta |
| IL - City of Chicago | Chicago |
| IN - Marion County | Indianapolis |
| LA - Orleans Parish | New Orleans |
| MD - City of Baltimore | Baltimore |
| MA - City of Boston | Boston |
| MI - City of Detroit | Detroit |
| NJ - City of Newark | Newark |
| NY - City of New York | New York |
| OH - Cuyahoga County | Cleveland |
| OH - Franklin County | Columbus |
| PA - Philadelphia County | Philadelphia |
| TN - Davidson County | Nashville |
| TN - Shelby County | Memphis |
| TX - Bexar County | San Antonio |
| TX - City of Houston | Houston |
| TX - Dallas County | Dallas |
| TX - El Paso County | El Paso |
| WA - King County | Seattle |
| WI - Milwaukee County | Milwaukee |