Alerts

03/24/25: Due to a recent round of smishing/phishing scams, we are experiencing a higher-than-normal call volume. You can get the most up-to-date information about your Mobility Authority account at PayMobilityBill.com or call us at 833-762-8655 and request a callback.

We are aware of the smishing/phishing scams regarding outstanding toll charges. The Mobility Authority will never ask for personal information via text/email. You may receive legitimate text messages from the following numbers: 38047, 27974, or 512-575-3160. Please do not click on links or respond to any suspicious messages that aren’t from any of the listed numbers. The Mobility Authority works diligently to protect our customers’ data.
03/24/25: Due to a recent round of smishing/phishing scams, we are experiencing a higher-than-normal call volume. You can get the most up-to-date information about your Mobility Authority account at PayMobilityBill.com or call us at 833-762-8655 and request a callback.

We are aware of the smishing/phishing scams regarding outstanding toll charges. The Mobility Authority will never ask for personal information via text/email. You may receive legitimate text messages from the following numbers: 38047, 27974, or 512-575-3160. Please do not click on links or respond to any suspicious messages that aren’t from any of the listed numbers. The Mobility Authority works diligently to protect our customers’ data.
03/24/25: Due to a recent round of smishing/phishing scams, we are experiencing a higher-than-normal call volume. You can get the most up-to-date information about your Mobility Authority account at PayMobilityBill.com or call us at 833-762-8655 and request a callback.

We are aware of the smishing/phishing scams regarding outstanding toll charges. The Mobility Authority will never ask for personal information via text/email. You may receive legitimate text messages from the following numbers: 38047, 27974, or 512-575-3160. Please do not click on links or respond to any suspicious messages that aren’t from any of the listed numbers. The Mobility Authority works diligently to protect our customers’ data.
03/24/25: Due to a recent round of smishing/phishing scams, we are experiencing a higher-than-normal call volume. You can get the most up-to-date information about your Mobility Authority account at PayMobilityBill.com or call us at 833-762-8655 and request a callback.

We are aware of the smishing/phishing scams regarding outstanding toll charges. The Mobility Authority will never ask for personal information via text/email. You may receive legitimate text messages from the following numbers: 38047, 27974, or 512-575-3160. Please do not click on links or respond to any suspicious messages that aren’t from any of the listed numbers. The Mobility Authority works diligently to protect our customers’ data.
03/24/25: Due to a recent round of smishing/phishing scams, we are experiencing a higher-than-normal call volume. You can get the most up-to-date information about your Mobility Authority account at PayMobilityBill.com or call us at 833-762-8655 and request a callback.

We are aware of the smishing/phishing scams regarding outstanding toll charges. The Mobility Authority will never ask for personal information via text/email. You may receive legitimate text messages from the following numbers: 38047, 27974, or 512-575-3160. Please do not click on links or respond to any suspicious messages that aren’t from any of the listed numbers. The Mobility Authority works diligently to protect our customers’ data.

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Central Texas Regional Mobility Authority

183 Trail Signage

Honoring some of the important people, places, and stories of East Austin and Central Texas.

Honoring our Region

At 12 locations along the trail, you’ll find interpretive signage highlighting local people, history, and culture, as well their significance to East Austin and Central Texas. Learn about our region’s unique wildlife and the influential people that built the East Austin community into what it is today.

Colorado River Trailhead
Interpretive signage along the 183 Trail
Sign at the Montopolis Truss Bridge
Sign on the Montopolis Truss Bridge
MLK Freedom Park
Colorado River Trailhead
Interpretive signage along the 183 Trail
Sign at the Montopolis Truss Bridge
Sign on the Montopolis Truss Bridge

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Thank You to Our Partners

The success of the 183 Trail would not been possible without the help of local and regional community partners who helped us craft the sign content. With their collaboration and feedback, these kiosks effectively honor the spirit, culture, and history of the East Austin community. To find out more about the work of these organizations, please visit their pages linked below:

Collaborating Partners

Austin Area Heritage Council
Austin History Center
City of Austin Historic Preservation
Colony Park Neighborhood Association
Colorado River Alliance
East Austin Lions Club
El Concilio de East Austin
George Washington Carver Museum, Cultural and Genealogy Center
Lower Colorado River Authority
Montopolis Neighborhood Association
Preservation Austin
Six Square
TxDOT Environmental Affairs
Texas Historical Commission
Texas Parks and Wildlife Foundation

Elected Officials

City of Austin Councilmember Sabino “Pio” Renteria
City of Austin Councilmember Natasha Harper-Madison
Travis County Commissioner Jeff Travillion
Travis County Commissioner Margaret Gómez
Former City of Austin Councilmember Ora Houston
The Honorable Wilhelmina Delco

Bibliography

View the 183 Trail’s full list of content sources.