Local Calling Guide

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NPA: 231 [Rate centres in NPA 231] [Dial plan for NPA 231]

NXX: 681

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
231-681 A Fruitport MI FRPRMIXGRS0  0695 FRONTIER NORTH, INC. - MI 348      
231-681 0 Fruitport MI   0695 FRONTIER NORTH, INC. - MI 348      
231-681 1 Fruitport MI   543C ONVOY, LLCV - MI 348   2015-12-17   
231-681 2 Fruitport MI   543C ONVOY, LLCV - MI 348   2015-12-17   
231-681 3 Fruitport MI   7157 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 348   2012-12-17   
231-681 4 Fruitport MI   543C ONVOY, LLCV - MI 348   2020-11-27   
231-681 5 Fruitport MI   543C ONVOY, LLCV - MI 348   2020-11-27   
231-681 6 Fruitport MI   624H ONVOY SPECTRUM, LLC 348   2021-06-19   
231-681 7 Fruitport MI   508J CENTURYLINK COMMUNICATIONS, LLC 348   2015-09-17   
231-681 8 Fruitport MI   543C ONVOY, LLCV - MI 348   2015-12-09   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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