Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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OCN: 5395 FARMERS MUTUAL COOPERATIVE TELEPHONE COMPANY - IA

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
712-235 A Harlan IA HRLNIAXRDS0  644      
712-489 7 Panama IA   644   2020-05-31   
712-643 7 Dunlap IA   644   2021-01-01   
712-653 7 Manning IA   644   2021-06-25   
712-743 8 Portsmouth IA   644   2021-06-25   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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