- Headquarters, Regional Center for Asia, and Philippines Country Office
- Y.C. James Yen Center
- Silang, Cavite 4118
- Philippines
- Tel/Fax: +63 46 414 3216
- headquarters@iirr.org
- asiaregion@iirr.org
- yencenter@iirr.org
- philippines@iirr.org
- Cambodia Country Office
- #67 Street 123/468
- Sangkat Tuol Tumpong 1
- Khan Chamkamorn
- Phnom Penh, Cambodia
- Tel: +855-23211-612
- cambodia@iirr.org
- US Office
- 40 Exchange Place, Suite 1205
- New York, New York 10005
- USA
- Phone: + 1 212 880 9147
- Fax: + 1 212 880 9148
- us.office@iirr.org
- Africa Regional Center and Kenya Country Office
- P.O. Box 66873-00800
- Nairobi, Kenya
- Tel: +020-2370039/41/43
- Fax: +254-20-444-8148
- africaregion@iirr.org
- kenya@iirr.org
- Ethiopia Country Office
- P.O. Box 7931
- Addis Ababa, Ethiopia
- Tel: +251-11-8592374
- Fax: +251-11-3213859
- ethiopia@iirr.org
- Uganda Country Office
- Plot 6, Charles Lwanga Road
- Ministers Village, Ntinda
- P.O. Box 35536
- Kampala, Uganda
- Tel: +256-414-286-331
- uganda@iirr.org
- South Sudan Country Office
- c/o Plan International
- P.O. Box 182, Hai Cinema
- Juba, South Sudan
- Tel: +211-9564-806-30
- southsudan@iirr.org
- Zimbabwe Project Office
- 6 Caithness Road
- Eastlea
- Harare, Zimbabwe
- Tel: +263-4-776-136/7
- zimbabwe@iirr.org
