ADA paratransit
Tri Delta Transit provides ADA paratransit for eligible riders who cannot use fixed-route service.
Source: Tri Delta Transit paratransit servicesProvider profile
Eastern Contra Costa Transit (Tri Delta Transit)
Tri Delta Transit is the public-facing service of Eastern Contra Costa Transit, providing ADA and senior paratransit and shared-ride transportation in eastern Contra Costa County.
Registry business base: ANTIOCH, CA 94509
The official site publishes this customer-service phone.Source: Tri Delta Transit official website Eligibility and advance reservation rules apply; review the agency's current rider instructions. Source: Tri Delta Transit paratransit services Source: Tri Delta Transit paratransit services
Public listingResearched profile
Publicly described highlights
- ADA paratransitDirect serviceSource: Tri Delta Transit paratransit services
- Senior paratransitDirect serviceSource: Tri Delta Transit paratransit services
- Mobility-device transportationDirect serviceSource: Tri Delta Transit paratransit services
Publicly described services
Transportation services
Senior paratransit
Tri Delta Transit provides senior paratransit for riders age 65 and older who cannot ride a fixed route bus.
Source: Tri Delta Transit paratransit servicesMobility-device transportation
The agency publishes mobility-device securement and ride-scheduling information for paratransit passengers.
Source: Tri Delta Transit paratransit servicesGeographic scope
Where they operate
Eastern Contra Costa County service area
Eligibility, reservation windows, service area, and current schedule rules apply; confirm them directly with Tri Delta Transit.
Source: Tri Delta Transit official websiteDetails from the sources
Booking and trip details
Published agency information
The official site identifies Tri Delta Transit and publishes customer-service information for Antioch and eastern Contra Costa riders.
Source: Tri Delta Transit official websiteCompany background
About the company
Accessible public transportation
Tri Delta Transit publishes detailed rider guidance covering ADA eligibility, senior service, mobility devices, and reservation procedures.
Source: Tri Delta Transit paratransit servicesRegistry record details
Legal nameEASTERN CONTRA COSTA TRANSIT
NPI1619057288
Public organization aliasesTri Delta Transit
Alias source checkedSep 14, 2026
Registry datesChecked Sep 14, 2026 · Updated Aug 22, 2020
References
Sources for this profile
- Tri Delta Transit official website provider source · checked Sep 20, 2026
- Tri Delta Transit paratransit services provider source · checked Sep 20, 2026
- Tri Delta Transit paratransit scheduling provider source · checked Sep 20, 2026
- CMS NPPES public record for NPI 1619057288 registry source · checked Sep 20, 2026