Diamond Ride

The City’s Dial-a-Cab or Diamond Ride program is a subsidized curb-to-curb cab service program designed to supplement travel means for persons with disabilities and those age 60 and older residing in Diamond Bar.

How to Apply

  • Complete and submit online Diamond Ride application
    • Attach to your application the following
      • proof of residency (i.e. valid Driver’s License, DMV Senior ID Card)
      • proof of age (i.e. valid Driver’s License, DMV Senior ID Card, Birth Certificate)
      • proof of disability (i.e. VA Document of Disability, DMV Disability Card, Social Security Disability Card, Doctor’s Note with Diagnosis)

Service Areas

  • City Service Area Number 1: Fare $0.50 one-way - within Diamond Bar city limits
  • Medical Facilities Service Area Number 2: Fare $1.50 one-way. Trips to medical facilities within an approximately 5 mile radius beyond city limits bounded by the San Bernardino Freeway (10) to the north, Ramona Avenue/Mills Avenue to the east, Imperial Highway/Carbon Canyon Road to the south, and Azusa Avenue to the west. This service area extends coverage for trips to Pomona Valley Hospital Medical Center and St. Jude Hospital/Medical Center in Fullerton.
  • Conversion Trips - Trips that extend beyond Service Areas Number 1 and Number 2 are treated as conversion trips, where riders pay a standard per mile rate of $2.88 (effective 7/1/23 $3.15) after the cab leaves the designated boundaries.

Service Guidelines

Download a copy of the Diamond Ride Program Guidelines (PDF).

  • Diamond Ride participants receive a total of 30 one-way trips each month.
  • Transportation service is available 7 days a week, including holidays, from 7 a.m. to 8 p.m.
  • Travel to medical facilities outside the regular service hours 7 a.m. to 8 p.m. is allowed only when special circumstances apply, such as fixed dialysis appointments.
  • Riders may schedule trips the same day, no advance reservations are required.


  • Requesting specific drivers when reserving a trip is not allowed.
  • Participants must have valid Diamond Ride ID Card when traveling.
  • Participants are able to travel with a companion or guest, at no additional charge.
  • Participants are encouraged to share rides; it saves trips, money, and allows more individuals to take advantage of the service. (Example: If you and two of your friends are going shopping or to a restaurant, it counts as only one trip and you pay only one regular fare. At least two must be card holders with third riding as companion.)

To obtain a Diamond Ride identification card, or for more information about this service, call 909-839-7045. If you already have your Diamond Ride identification card and would like to schedule service, call (800) 578-6555.