Local Calling Guide

Rate centre information

Search by rate centre (exchange) name, region, area code, LATA. Enter full or partial name. Use official postal abbreviations for province/state/territory.

Helix, OR [Prefix detail]

LATA: 672 PORTLAND OR

LIR:

V: 06664 H: 08312

ILEC: 2376 HELIX TEL. CO.

NPA 541:

457

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Last updated: Sun, 17 May 2026 03:26:51 UTC

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