Zip Code Listings for Billings, Montana The following are the areas codes and zip codes for Billings, Montana 59101 (area code: 406)
59102 (area code: 406)
59103 (area code: 406)
59104 (area code: 406)
59105 (area code: 406)
59106 (area code: 406)
59107 (area code: 406)
59108 (area code: 406)
59111 (area code: 406)
59112 (area code: 406)
59114 (area code: 406)
59115 (area code: 406)
59116 (area code: 406)
59117 (area code: 406)