See or send us a letter at:
Campus Maintenance Office
Community Affairs Complex, E. Jacinto Street,
U.P. Campus, Diliman, Quezon City 1101

Telephone Numbers:
Trunk line: (02) 8981-8500 local 116, 4028 and 4039
Direct line: (02) 8361-8262
Email: cmo.updiliman@up.edu.ph
Facebook: UP Diliman Campus Maintenance Office