Rivers State Postal Code: Port Harcourt Blocks, All 23 LGAs and Riverine Addresses
500001 does double duty. It is Port Harcourt head office, and it is the anchor for the whole of postal region 5, which is why every code in Rivers, Akwa Ibom, Cross River and Bayelsa opens with a 5. Rivers State codes run from there to 512102. Rivers anchors postal region 5, the South South…