Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 435 [Rate centres in NPA 435] [Dial plan for NPA 435]

NXX: 408

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
435-408 A Altamont UT BTRGUTQACM1  1772 UINTAH BASIN ELECTRONIC TELECOMMUNICATIONS 660   2026-06-26   
435-408 0 Altamont UT BTRGUTQACM1  1772 UINTAH BASIN ELECTRONIC TELECOMMUNICATIONS 660   2026-06-26   
435-408 1 Altamont UT BTRGUTQACM1  1772 UINTAH BASIN ELECTRONIC TELECOMMUNICATIONS 660   2026-06-26   
435-408 2 Altamont UT BTRGUTQACM1  1772 UINTAH BASIN ELECTRONIC TELECOMMUNICATIONS 660   2026-06-26   
435-408 3 Altamont UT BTRGUTQACM1  1772 UINTAH BASIN ELECTRONIC TELECOMMUNICATIONS 660   2026-06-26   
435-408 4 Altamont UT BTRGUTQACM1  1772 UINTAH BASIN ELECTRONIC TELECOMMUNICATIONS 660   2026-06-26   
435-408 5 Altamont UT BTRGUTQACM1  1772 UINTAH BASIN ELECTRONIC TELECOMMUNICATIONS 660   2026-06-26   
435-408 6 Altamont UT BTRGUTQACM1  1772 UINTAH BASIN ELECTRONIC TELECOMMUNICATIONS 660   2026-06-26   
435-408 7 Altamont UT BTRGUTQACM1  1772 UINTAH BASIN ELECTRONIC TELECOMMUNICATIONS 660   2026-06-26   
435-408 8 Altamont UT BTRGUTQACM1  1772 UINTAH BASIN ELECTRONIC TELECOMMUNICATIONS 660   2026-06-26   
435-408 9 Altamont UT BTRGUTQACM1  1772 UINTAH BASIN ELECTRONIC TELECOMMUNICATIONS 660   2026-06-26   

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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