Look up Terminal Procedure Publications for U.S. airports (beta).
| AOO | ALTOONA/BLAIR COUNTY | IAP | ILS OR LOC RWY 21 |
| AOO | ALTOONA/BLAIR COUNTY | IAP | RNAV (GPS) RWY 21 |
| AOO | ALTOONA/BLAIR COUNTY | IAP | RNAV (GPS) Y RWY 03 |
| AOO | ALTOONA/BLAIR COUNTY | IAP | RNAV (GPS) Z RWY 03 |
| AOO | ALTOONA/BLAIR COUNTY | MIN | ALTERNATE MINIMUMS |
| AOO | ALTOONA/BLAIR COUNTY | MIN | TAKEOFF MINIMUMS |
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