Isheri Osun in Lagos State has the postal code 100266.
Here is the postal code for the streets in Isheri Osun.
| Place/Street | Postal Code |
| Olufunke St. | 100266 |
| Alh. Bosho St St. | 100266 |
| Obale Agbe St St. | 100266 |
| Mojeed Omoedun St St. | 100266 |
| Isaac Alaba Cr St. | 100266 |
| Bol Adebowale St St. | 100266 |
| Dada St St. | 100266 |
| Amusa Idowu St St. | 100266 |
| Adedoyin Adeyinka St St. | 100266 |
| Mojisola Alapini St St. | 100266 |
| Community Rd St. | 100266 |
| Sule Abdul St St. | 100266 |
| Ali Momodu St St. | 100266 |
| Ijegun RD St. | 100266 |
| Irede St St. | 100266 |
| Tijani Awolumate St St. | 100266 |
| Kudeti Bula St St. | 100266 |
| Fatade St St. | 100266 |
| Sule Ewenla St St. | 100266 |
| Umuchukuaka Ezira Av. St. | 100266 |
| Ije Ododo St St. | 100266 |
| Ani Adetayo St St. | 100266 |
| Prophet Omole St St. | 100266 |
| Adesokan St St. | 100266 |
| Cross Calvary St St. | 100266 |
| America Rd St. | 100266 |
| Bible House St. | 100266 |
| Alh Rasheed Ayinde St St. | 100266 |
| Olusegun Oyekan St St. | 100266 |
| Isheri Osun Rd St. | 100266 |
| Oniyide St St. | 100266 |
| Emmanuel Ojelabi St St. | 100266 |
| Ayinke Otolorin St St. | 100266 |
| Adebire Sara St St. | 100266 |
| Salako St St. | 100266 |
| Adeola Almaroof St St. | 100266 |
| Chief Otun St St. | 100266 |
| Holiness St St. | 100266 |
| Isheri Osun Rd St. | 100266 |
| Chief Goke Olarewaju Cl St. | 100266 |
| Ademola St St. | 100266 |
| Adewale Cr St. | 100266 |
| Lukman Yisa St St. | 100266 |
| Omos Sanusi St St. | 100266 |
| Aliu St St. | 100266 |
| Madu Rd St. | 100266 |
| Ade Ojo St St. | 100266 |
| Omoba St St. | 100266 |
| Ilupeju St St. | 100266 |
| Lamidi Disu St St. | 100266 |
| Disu Dosumu St St. | 100266 |
| Omo Emevor Cr St. | 100266 |
| Alhaja Durowoju St St. | 100266 |
| Toye Egbeduni St St. | 100266 |
| Adewumi St St. | 100266 |
| Roof St St. | 100266 |
| Abudu Amao St St. | 100266 |
| Shittu Bashiru St St. | 100266 |
| Mohammed Lawal St St. | 100266 |
| Aduragbami Offor St St. | 100266 |