| Branch | Address | Business Hours |
| Mercury Drug – Arevalo | St. Joseph Bldg., Quezon St., Arevalo, Iloilo City | Monday to Sunday – 07:00 AM to 09:00 PM |
| Mercury Drug – Gen. Luna | Gen. Luna corner Quezon Sts., Iloilo City | Monday to Sunday – 07:00 AM to 11:00 PM |
| Mercury Drug – Iznart | Iznart St. Iloilo City | Open 24 hours |
| Mercury Drug – Mabini | Angeles Arcade, Mabini St., Iloilo City | Monday to Sunday – 07:00 AM to 09:00 PM |
| Mercury Drug – Plaza Libertad | Plaza Libertad, JM Basa St., Iloilo City | Monday to Sunday – 07:00 AM to 08:00 PM |
| Mercury Drug – Valeria | Valeria corner Delgado Sts., Iloilo City | Monday to Sunday – 07:00 AM to 10:00 PM |
| Mercury Drug – Jaro | Doña Maria Bldg., El 98 corner La Castilla Sts., Iloilo City | Monday to Sunday – 07:00 AM to 11:00 PM |
| Mercury Drug – E.Lopez, Jaro | E. Lopez corner Javellana Sts., Jaro, Iloilo City | Monday to Sunday – 09:00 AM to 09:00 PM |
| Mercury Drug – Tagbak, Jaro | Tagbak, Jaro, Iloilo City | Monday to Sunday – 06:00 AM to 09:00 PM |
| Mercury Drug – La Paz | Dr. Montano F. Doyo Bldg., 269 Arroyo St., La Paz, Iloilo City | Monday to Sunday – 07:00 AM to 09:00 PM |
| Mercury Drug – Atria | The Shops at Atria, Donato Pison Ave. San Rafael, Mandurriao, Iloilo City | Monday to Sunday – 08:00 AM to 10:00 PM |
| Mercury Drug – Festive Walk Mall | GF Festive Walk Mall, Mandurriao, Iloilo City | Monday to Sunday – 10:00 AM to 09:00 PM |
| Mercury Drug – Mandurriao | Benedicto St., Pali, Mandurriao, Iloilo City | Monday to Sunday – 07:00 AM to 10:00 PM |
| Mercury Drug – Molo | M.H. del Pilar St., Molo, Iloilo City | Monday to Sunday – 07:00 AM to 09:00 PM |
| Mercury Drug – Balasan | Del Rosario St., Balasan, Iloilo | Monday to Sunday – 07:00 AM to 09:00 PM |
| Mercury Drug – Barotac Viejo | Savemore Market, Rizal St., Poblacion, Barotac Viejo, Iloilo | Monday to Sunday – 07:00 AM to 08:00 PM |
| Mercury Drug – Estancia | Reyes St., Poblacion Zone II, Estancia, Iloilo | Monday to Sunday – 07:00 AM to 10:00 PM |
| Mercury Drug – Guimbal | Rizal St., Guimbal, Iloilo | Monday to Sunday – 07:00 AM to 08:00 PM |
| Mercury Drug – Miag-ao | Villa Luisa 2 Bldg., Zulueta Ave., Bolho, Miagao, Iloilo | Monday to Sunday – 07:00 AM to 08:00 PM |
| Mercury Drug – Oton | J.C. Zulueta St., Poblacion South Oton, Iloilo | Monday to Sunday – 07:00 AM to 09:00 PM |
