Umuahia Zip Codes can also be referred to as Umuahia postal codes or postcode. Below is the full list of Umuahia Zip CodesĀ in Abia State Nigeria. Umuahia Zip Codes Area: Afara STREETS ZIPCODES Aba Rd. 440221 Akanu Ibiam St. 440221 Cementry Rd. 440221 Factory Rd. 440221 Library Avn. 440221 Market Rd. 440221 Okpara Avn. 440221…