Skip to main content

Event organizers

Set up new event

Participants

Find an event
View event details
View results
FAQs
Register
Volunteer

Support

Contact
FAQs

Race Roster

Event details

Warning: We have detected that you have JavaScript disabled on your browser. Please enable JavaScript and then refresh this page to continue using the website.

MammothMarch Texas

MammothMarch snapback

$21.15

Where pricing applies, shown amounts include mandatory charges, items, and fees.

Adjustable trucker hat with embroidered MammothMarch logo • Snap closure • Mesh mid and back panels • One size fits most • Solid front panel

Confirm registration

© 2026 Race Roster. All rights reserved.

Cookie settings
Privacy Policy
Terms of Service
Contact us

How can we help you?

Questions about the event

Looking for event details such as packet pick up, schedule of events, or transfer and refund queries?

Account and event settings

Need to manage your registration, change your password, or update your account information?

Visit dashboard

Technical support

Having trouble with the registration platform such as creating an account, logging in, or making a payment?

If you have a question not pertaining to online registration, please contact the event directly.

Name:: MammothMarch Event Team
Email:: contact@mammothmarch.com
Website:: Visit website

Welcome To Race Roster, our online registration partner. Please sign in to proceed.

Let's get started

Welcome To Race Roster, our online registration partner. Please sign in to proceed.

Loading…

What is your email address?

Do you have a Race Roster password?

No, I want to create a password.

Yes, I have a password.

Enter password

Password must include: at least one uppercase letter, one lowercase letter, one number, and be between 9 and 64 characters.

Forgot password?

I acknowledge that I have read, understood and agreed to the Race Roster Privacy Policy and the Race Roster Terms of Service

Don't have access to the authentication code?

Don't have access to your phone?

Manage cookies

Your privacy
Functional
Performance & Analytics
Targeting, Marketing & Social Media

We value the trust that you place in Race Roster by sharing your personal data with us and we are committed to handling your personal data in a way that is fair and worthy of that trust. Therefore, please keep in mind that when you visit our site, we and third parties may store or retrieve information on your browser, mostly in the form of cookies. However, you can learn more about cookies and exercise choice regarding non-essential cookies by navigating the sections above. We encourage you to click on the different sections above to access a description of each category and to choose your settings for our site. Your settings do not automatically apply to all Race Roster sites you visit, and you must set your choices on each browser and device you use. If you block or clear cookies on your device you may lose your Race Roster settings. For more information, including other ways to control cookies, please also read our Privacy Policy and Cookie Policy.

These cookies are necessary for the website to function properly and are therefore set to "always active". They are often set in response to actions made by you which amount to a request for services, such as setting your (privacy) preferences, remembering items in your shopping cart, logging in or completing forms. You can set your browser to block or alert you about these cookies, but some parts of the website will not then work.

These cookies allow us to measure and analyze our website audience so we can improve the performance of our sites. They help us to know which pages are the most and least popular and see how visitors move around the website. They also allow us to improve the speed with which we can process your request, allowing us to remember the website preferences you have selected. It also helps identify issues faced by users on the website. Not allowing these cookies may result in poorly-tailored recommendations and slow site preferences.

Activate analytical cookies

These cookies allow us to make your user experience more personal and to recommend certain products. We do this, among other things, based on your behavior on the Race Roster website across the various devices you use. Furthermore, these cookies collect information to tailor advertising to your interest. They can be set by us or by our advertising partners. They may be used to build a profile of your interests and show you relevant advertising on our websites or on other websites. If you do not allow these cookies, you will experience less targeted advertising. Social Media cookies offer the possibility to connect you to your social networks (Facebook, X, Instagram, YouTube and LinkedIn) and share content from our website through social media.

Activate marketing cookies

More information