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.

Superior, IA [Prefix detail]

LATA: 630 SIOUX CITY IA

LIR:

V: 06192 H: 04631

ILEC: 1307 SUPERIOR TEL. COOP.

NPA 712:

858

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Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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