Can you tell me the Vietnam visa requiments for United States passport holders?

Dear Vietnam visa agents,

I am United States passport holder who living in United States. My family (4 adults, 1 China and 1 child) intent to travel Vietnam next month. I wonder if I can get the Vietnam visa on arrival if I am United States citizen?

Best regards,

Dear Lucy,

We would like to instruct you on how to apply for visa from Cheap Vietnam Visa as following:

-Submit your visa application at  http://cheapvietnamvisa.net

-Settle the payment (service fee) as per instructions.

-Obtain your visa approval letter after 1working day (urgent service), and 2 working days (normal service) via email.

- Print the letter out and bring it together with your photos + passport +some dollars and pay stamping fee to get your visa stamped onto your passport at the Vietnamese Airport.

There are two kinds of fees you should pay: service fee and stamping fee.

- Service fee: Paid ONLINE for us to process the visa for you.

- Stamping fee: Paid directly at the Vietnamese Airports for the Immigration officers in Cash (USD) to get your visa stamped.

-NORMAL PROCESSING service fee: GUARANTEED 2 working days

-URGENT PROCESSING service fee: 1 working day (plus 10 USD).

 If you have any further questions, please feel free to contact us.

Should you have any further concern, please contact us at any time!

Many thanks and best regards,