Phone Numbers

Customer Service

Administrative Offices 619.238.0100
MTS Information and Trip Planning / Lost and Found 619.233.3004 or 511
Compass Card Service Center & Compass Cloud 619.595.5636 or 511

TTY/TDD (for persons with hearing impairments)

Southern San Diego County 619.234.5005
Northern San Diego County 1.888.722.4889


Phone 619.595.4960
Text 619.318.1338


24/7 Recorded Route/Schedule Information 619.685.4900 or 511

Fraud, Waste, and Abuse Line

For reporting frauds regarding MTS operations 619.744.5920

Mailing Address/Administrative Offices


1255 Imperial Avenue
Suite 1000
San Diego, CA 92101


Ticket Vending Machine Refunds

If you are requesting a refund from a Ticket Vending Machine purchase, please mail this form and the original receipt to the address on the form. If you do not have a receipt, please call 619.595.5636.

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