REGION : ZAMBOANGA CITY
REVENUE DISTRICT OFFICES
- REVENUE DISTRICT NO. 91 (RDO-91) - Revenue District Office No. 91 - Dipolog City
- REVENUE DISTRICT NO. 92 (RDO-92) - Revenue District Office No. 92 - Pagadian City
- REVENUE DISTRICT NO. 93A (RDO-93A) - Revenue District Office No. 93A - Zamboanga City
- REVENUE DISTRICT NO. 93B (RDO-93B) - Revenue District Office No. 93B - Zamboanga, Sibugay
- REVENUE DISTRICT NO. 94 (RDO-94) - Revenue District Office No. 94- Isabela, Basilan