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.

Herrick, IL [Prefix detail]

LATA: 520 ST LOUIS MO

LIR:

V: 06600 H: 03356

ILEC: 1055 FRONTIER COMMUNICATIONS-MIDLAND, INC.

NPA 618:

348 428

See all [Local Prefixes]

Local calling FROM 1 exchange: [Reverse direction]

Rate centrePlan typeCall typeMonthly limit (minutes)NoteEffective date
Ramsey, IL     

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

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