The United States' largest dealers are rethinking their gun policy after a mass shooting this summer in states such as California, Texas and Ohio.
Uncertain whether Congress will do anything this fall in response to the private sector massacres
Walmart, where El Paso, Texas, was the site of mass shootings in August, said this week stopped the sale of small arms and certain ammunition, while he urged millions of customers not to open guns in their stores. Walgreens and CVS quickly followed suit and asked their customers to leave their weapons at home.
However, not all major retailers have renewed their policies.
Below is a description of gun policy for the 30 largest US retailers based on total sales, as measured by the National Retail Federation.
Firearms Prohibiting Firearms
No. 4 Costco ($ 1
Headquarters: Issaquah, Wash.
A statement on Costco's website states that the member-based retailer bans weapons in stores and offers a refund to members who disagree with it. A Costco spokeswoman contacted by The Hill said she did not know when the ban went into effect, and that management had no further comment beyond the statement.
"At Costco, we do not think it is necessary to bring firearms into the warehouse with the exception of authorized attorneys. To protect all of our members and staff, we feel this is a reasonable and reasonable precaution to ensure a pleasant shopping experience and safe workplace, "the statement reads.
"Our policy is intended to protect our members and employees in all department stores around the world. This is not a new policy, and we do not adapt this policy for every city / county / state / country in which we operate," add the company. "If you believe that our policy restricting members from bringing firearms into our stores is unfair or excessively burdensome, or you cannot agree to comply with this policy, Costco will immediately reimburse the full annual membership fee of request. "
] Resellers asking customers not to carry open firearms
No. 1 Walmart ($ 387.66 billion)
Headquarters: Bentonville, Ark.
Walmart changed gun policy on Tuesday, urging its customers not to open guns in their stores, and the world's largest retailer also stopped selling small arms and ammunition for small arms and some short barrel rifles.  “When it comes to security in our stores, there have been several incidents since El Paso where individuals trying to make a statement and test our responses have entered our stores with guns in a way that scared or worried our colleagues and customers , ”CEO Doug McMillon wrote in a note.
The mass shooting in El Paso on August 3 happened in a Walmart store, leaving 22 dead and 24 injured.
"We have also had well-meaning customers who act lawfully which inadvertently caused a store to be evacuated and local law enforcement been called to respond," McMillon added. "These events apply, and we want to avoid them, so we respectfully request that customers no longer openly carry firearms into our stores or Sam's Clubs in states where & # 39; open carry & # 39; is allowed – unless they are authorized attorneys. "
No. 3 Kroger ($ 119.70 billion)
Kroger changed its policy this week, asking customers to openly have weapons in their stores. A year ago, the company stopped selling firearms and ammunition in the Fred Meyer stores in the Northwest Pacific.
"Kroger respectfully requests that customers no longer openly carry firearms into our stores other than authorized attorneys," Jessica Adelman, corporate affairs director, told The Hill in a statement.
"We also join those who encourage our elected leaders to enact laws that will strengthen background checks and remove weapons from those who have found to pose a risk of violence," she added.
No. 5 Walgreens ($ 98.39 billion)
Headquarters: Deerfield, Ill.
Walgreens announced Thursday that they will ask customers not to open guns in their stores.
"We will join other dealers when they ask our clients no longer carry open firearms into our stores than authorized attorneys, "the company said in a statement.
No. 7 CVS ($ 83.79 billion)
Headquarters: Woonsocket, RI
CVS said it requests that firearms not be brought into stores, which make up nearly 10,000 nationwide.
"We support the efforts of individuals and groups working to prevent firearms, and are constantly reviewing our policies and procedures to make sure that our stores remain safe environment, "the company said in a statement." We are joining a growing chorus of businesses to request that our clients, other than authorized attorneys, not bring firearms into our stores. "2] No. 8 Target ($ 74.48 Billion)
Since July 2014, Target has requested that firearms not be brought into stores.
" Respectfully request that guests not take with firearms to Target – even in communities where it's allowed by law, "the dealer said in a statement at the time.
No. 12 Royal Ahold Delhaize United States (Giant, Food Lion, Hannaford)
Headquarters: Carlisle, Pa.
Royal Ahold Delhaize is the parent company of many grocery brands, each with its own gun policy, a spokeswoman said.  At the 1000 Food Lions on the East Coast, customers are asked to "voluntarily refrain" from taking
"Food Lion complies with all federal, state, and local firearms laws in our stores. We always encourage our customers to be polite and respectful to others when they are in our stores. We prefer customers to volunteer refrain from bri many firearms and other weapons into our stores, ”said Food Lion. "However, we respect clients' rights to carry firearms as permitted by law, and we ask our clients to be respectful of others regardless of their views on this matter."
Christopher Brand, a spokesman for Giant Food Stores LLC, said, "We respectfully request that customers not bring firearms into our stores even though permitted by state and local laws."
No. 20 H-E-B Grocery ($ 24.02 Billion)
Headquarters: San Antonio
H-E-B, a Texas supermarket chain, allows customers to carry concealed handguns, but it has a decade-long policy prohibiting open carry. In 2015, the company began posting signs about its gun policy in stores to comply with state law.
“H-E-B has always allowed licensed customers to hide carrying weapons in our stores. H-E-B does not allow open handgun or long-range weapons transport on our property or in our stores because of the TABC alcohol permit, spokeswoman Dya Campos said in an email. "This is a long-standing policy for decades, nothing has changed."
No. 26 Starbucks ($ 17.41 Billion)
Starbucks asks customers not to bring firearms into their stores. Former CEO Howard Schultz, who said Friday that he is not running for president, announced in 2013.
“Few topics in America create a more polarized and emotional debate than guns. In recent months, Starbucks stores and our partners (employees) working in our stores have been enticed into this debate. That is why I write today with a respectful request that customers no longer bring firearms in our stores or outdoor restaurants, ”Schultz wrote in a letter at that time.
Dealers without arms restrictions
No. 16 TJX Companies ($ 29.59 Billion)
Headquarters: Framingham, Mass.
TJX Companies, the parent company of TJ Maxx, Marshalls, and home goods, does not prohibit carrying weapons in its stores.
"We appreciate the seriousness of this problem and care deeply about the safety of our colleagues and customers," TJX told The Hill in a statement. “Associate and customer safety are and will always be a top priority. We do not sell firearms or ammunition in any of our stores and comply with federal, state, and local firearms laws that we have been doing for many years. "
No. 19 Macy's ($ 24.9 Billion)
Macy's does not prohibit customers from bringing weapons into their stores; instead, it leaves the decision to state and local jurisdictions or the mall where the store is located.
"The safety and security of our clients and colleagues is Macy's top priority. We comply with all applicable state and local firearms laws and regulations, as well as mall regulations," a spokesman for Macy told The Hill. 
No. 17 Aldi ($ 28.78 billion)
Headquarters: Batavia, Ill.
Aldi's code of conduct addresses employees, not customers, and requests that they store firearms in their cars if state law permits The grocery chain did not respond to gun policy questions for customers.
"Except to the extent state law expressly allows employees to keep a firearm locked securely in their vehicle in a corporate parking lot, firearms, knives or other dangerous weapons shall not be carried on company property for some reason, "the company says in its rules of conduct.
Dealers who did not answer weapons policy questions
No. 2 Amazon (stores)
No. 9 Lowes
No. 10 Albertsons (Safeway)
No. 11 Apple Stores
No. 13 Best Buy
No. 14 McDonald's
No. 18 Dollar General
No. 21. Dollar Tree
No. 22 Verizon
No. 23. Kohl & # 39; s
No. 24. Yum! Tags
No. 25 Meijer
Nr. 27 Ace Hardware
No. 28 Wakefern / Shoprite
Nr. 29. 7-Eleven