Information About Allegiant Air PSM Terminal
| Airport Name | Portsmouth International Airport |
| IATA Airport Code | PSM |
| Allegiant Air PSM Airport Terminal address | 36 Airline Ave, Portsmouth, NH 03801 |
| Allegiant Air PSM Terminal | Terminal 1 |
| Airport Contact No. | (702) 505-8888 |
| City | New Hampshire |
| Working Hours | 24 hours |
| Email Address | N/A |
| Official Website | https://www.allegiantair.com/ |
| Official Instagram | Visit Here |
| Official Twitter | Visit Here |
| Official Youtube | Visit Here |
| Official Facebook | Visit Here |
Map of Allegiant Air Portsmouth Airport
List of all Allegiant Air Terminals
The Customer Care section of Allegiant Air PSM Terminal handles the following Requests
| Flight Ticket Booking | Ok to Board | Flight Ticket Cancellation |
| Airport Lounges | Visa Services | Baggage Allowance, Online Check-in |
| Airport Transfers | Meet and Greet | Duty-Free Allowance |
| Immigration Services | Business Class | In-Flight Meals |
| Missing Luggage | Airport Lounges | Flight/Visa Info |
| Miles | Economy Class | Delayed Flights |
| Airport Facilities | In-Flight Entertainment | Airport Wifi |
| Valet Parking | Visa on Arrival | Flight Wifi |
Allegiant Air Glacier Park Airport – GPI Terminal
