You can buy a gun online. But you can't ship it to your house. They ship only to a licensed firearms dealer. check the site, how far is the closest store. As you will have to go show ID to pick up. "Fewer monkeys will get guns that way"       

UPS Special Procedures for Shipping Firearms

Colt 1911 Marine CQBP M45-A1 .45 ACP Pis
Colt M4 .223 Remington Semiautomatic Law

We need restrictions. Some pellet guns are .45 caliber and 3000 PSI and this .68 caliber Pepper ball pistol holds 7 balls

AirForce Talon PCP Rifle, Spin-Loc Tank.
Running Holster..
Running Holster,
Shoulder Holster, Universal Underarm.
Shoulder Holster, Universal Underarm
Belly Band Holster for Concealed Carry,.
Tippmann Black TiPX Paintball gun Pistol

The trigger on the Tippmann will puncture the 12 gram CO2 cartridges with the first trigger pull.

You are responsible for knowing the specific state, county and city laws regarding air guns. It is your responsibility to determine whether it is legal for you to purchase and possess airguns.  Shipers Require the signature of an individual that is 18 years or older for delivery of any airgun. A physical street address is required for any shipment. may include USPS, UPS, or FedEx. If you try to ship one into a restricted area  it could be confiscated before it gets to you." an expensive lesson"

ZORE on  ebay