Analysis of information sources in references of the Wikipedia article "Farnhamville, Iowa" in English language version.
Address: 3116 Zearing Ave., Farnhamville, IA 50538- Compare with the 2020 Census Map of Farnhamville. Note that the city of Houston stated in 1996 that: "The U.S. Postal Service establishes ZIP codes and mailing addresses in order to maximize the efficiency of their system, not to recognize jurisdictional boundaries."
3116 Zearing Ave Farnhamville, IA 50538
Address: 3116 Zearing Ave., Farnhamville, IA 50538- Compare with the 2020 Census Map of Farnhamville. Note that the city of Houston stated in 1996 that: "The U.S. Postal Service establishes ZIP codes and mailing addresses in order to maximize the efficiency of their system, not to recognize jurisdictional boundaries."
Address: 3116 Zearing Ave., Farnhamville, IA 50538- Compare with the 2020 Census Map of Farnhamville. Note that the city of Houston stated in 1996 that: "The U.S. Postal Service establishes ZIP codes and mailing addresses in order to maximize the efficiency of their system, not to recognize jurisdictional boundaries."