Contact Information For 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, United States |
| Allegiant Air PSM Terminal | Terminal 1 |
| Airport Contact No. | +16034336536 |
| 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 FaceBoook | Visit Here |
Read All Allegiant Air Airport
Map Location of Allegiant Air Portsmouth International Airport
These Inquiries Are Managed by Allegiant Air PSM Terminal
| 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 |
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