Reservations are accepted on a first-come, first-served basis. Please review the trip's itinerary and/or trip difficulty rating. While we offer many casual trips for beginners, some our trips involve strenuous activity and require pre-existing experience. To check if a trip is right for you, see the trip's description and our Essential Eligibility Criteria (EEC).
For further questions about a trip's difficulty, click on the trip's contact leader button. Otherwise, call or write into our office. Do your best to be realistic about your physical condition and the trip's difficulty level. If the this is not the right trip for you, check out our other trip offerings.
When you are ready to register, you can make a reservation in two ways:
Phone: To register by phone, call (415)977-5522. We accept Visa and Mastercard. You will need payment for your deposit.
- Please have ready:
- Trip number
- Membership number
- Credit card information
Online: You can register on our website using our secure and easy online reservation system. Click "book now" on your trip's page to start your reservation.
If you would like to pay by check, please contact us at (415)977-5522 for details.
Note: Your final acceptance and participation in a trip is contingent upon our receipt and review of all required (completed and/or signed) forms and information, including the Participation Agreement, Medical Form and Participant Responsibilities and Information Form, and your full and timely payment.
If you are not currently a Sierra Club member, you may apply for membership when you sign up for the trip.
For all credit card deposits (Visa or MasterCard only), please be sure to include: credit card number, credit card expiration date, and your signature, in addition to the above information. Credit card applications submitted less than 90 days before the trip departure date will be debited the full trip fee. Please fill in the full amount on your application.
Trip deposits are accepted subject to our Terms and Conditions. All trip sign-ups are on a first-come, first-served basis. Questions about reservations or payments should be addressed to the Outings department. Questions about the trip's itinerary, difficulty, transportation, accommodations, etc., should be addressed to the trip leader.