2. BIS is the airport code for:

Bismark, ND
Milan, Italy
Bellingham, WA
Beaumont, TX

3. FNT is the airport code for:

Flint, MI
Fargo, ND
Freeport, Bahamas
Frankfurt, Germany

4. SBN is the airport code for:

Shreveport, LA
Singapore, Singapore
San Diego, CA
South Bend, IN

5. SAV is the airport code for:

San Diego, CA
San Juan, Puerto Rico
Savannah, GA
San Francisco, CA

6. CVG is the airport code for:

Vancouver, British Columbia, Canada
Cincinnati, OH
Corpus Christi, TX
Cleveland, OH

7. AKL is the airport code for:

Ft. Smith, AK
Amarillo, TX
Kodiak, AK
Auckland, New Zealand

8. VRB is the airport code for:

Vero Beach, FL
Venice, FL
Ft. Myers, FL
Sarasota, FL

9. SEL is the airport code for:

Sacramento, CA
St. Thomas, U.S. Virgin Islands
Salina, KS
Seoul, South Korea

10. IAH is the airport code for:

Indianapolis, IN
Islip, NY
Ithaca, NY
Houston, TX