$10 per map, shipped in the US.
3 for $25, bigger discounts for 10, 20, and 40.
Canadian friends: Shop at the online store, then email me at firstname.lastname@example.org with your request. I will send you a PayPal invoice and ship your maps promptly upon receipt of funds. Delivery by post can take a few weeks so order early for your trip.
––>Pay $2 more per map and help support a rapacious corporate monopoly by buying instead through Amazon.
Mexico residents: If you have a Mailboxes Etc. or similar mail-drop service, you can receive a single foldable map as an ordinary letter via your US address. Follow the link above.