According to https://hopmunitions.com/ammo-shipping-restrictions-by-state/, this is the case for most states.
- Alabama: No specific ammunition restrictions.
- Alaska: No specific ammunition restrictions.
- Arizona: No specific ammunition restrictions.
- Arkansas: No specific ammunition restrictions.
- California: Ammo shipments must be sent to an FFL unless the recipient has an FFL03 and a COE.
- Colorado: No specific ammunition restrictions.
- Connecticut: FOID is required for ammo purchases; there is no dropship ammo.
- Delaware: No specific ammunition restrictions.
- Florida: No specific ammunition restrictions.
- Georgia: No specific ammunition restrictions.
- Hawaii: No specific ammunition restrictions.
- Idaho: No specific ammunition restrictions.
- Illinois: FOID card required for ammunition purchases.
- Indiana: No specific ammunition restrictions.
- Iowa: No specific ammunition restrictions.
- Kansas: No specific ammunition restrictions.
- Kentucky: No specific ammunition restrictions.
- Louisiana: No specific ammunition restrictions.
- Maine: No specific ammunition restrictions.
- Maryland: No sales of ammo to Annapolis.
- Massachusetts: State-issued ID and FOID are required for ammunition shipments.
- Michigan: No specific ammunition restrictions.
- Minnesota: No specific ammunition restrictions.
- Mississippi: No specific ammunition restrictions.
- Missouri: No specific ammunition restrictions.
- Montana: No specific ammunition restrictions.
- Nebraska: No specific ammunition restrictions.
- Nevada: No specific ammunition restrictions.
- New Hampshire: No specific ammunition restrictions.
- New Jersey: FOID and state ID are required for ammo purchases; there is no dropship ammo.
- New Mexico: No specific ammunition restrictions.
- New York: Ammo shipments must be sent to an FFL, or the customer must provide a valid state-issued ID and can only ship to the address on that ID.
- North Carolina: No specific ammunition restrictions.
- North Dakota: No specific ammunition restrictions.
- Ohio: No specific ammunition restrictions.
- Oklahoma: No specific ammunition restrictions.
- Oregon: No specific ammunition restrictions.
- Pennsylvania: No specific ammunition restrictions.
- Rhode Island: A license is required for the purchase of ammunition; residents must be 21 years or older and possess a valid pistol or revolver safety certificate.
- South Carolina: No specific ammunition restrictions.
- South Dakota: No specific ammunition restrictions.
- Tennessee: No specific ammunition restrictions.
- Texas: No specific ammunition restrictions.
- Utah: No specific ammunition restrictions.
- Vermont: No specific ammunition restrictions.
- Virginia: No specific ammunition restrictions.
- Washington State: No specific ammunition restrictions.
- Washington D.C.: No sales of ammo or projectiles.
- West Virginia: No specific ammunition restrictions.
- Wisconsin: No specific ammunition restrictions.
- Wyoming: No specific ammunition restrictions.
Buy not every left leaning state has restrictive ammo laws