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.

Isabella, MN [Prefix detail]

LATA: 624 DULUTH MN

LIR:

V: 05145 H: 04518

ILEC: 1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN

NPA 218:

323 432

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Local calling TO: [Reverse direction]

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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