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.

Armstrong, IL [Prefix detail]

LATA: 370 CHAMPAIGN IL

LIR:

V: 06306 H: 03301

ILEC: 1000 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL

Includes all or part of:

NPA 217:

569

NPA 447:

222

See all [Local Prefixes]

Local calling TO 3 exchanges: [Reverse direction]

Rate centrePlan typeCall typeMonthly limit (minutes)NoteEffective date
Collison, IL     
Penfield, IL     
Potomac, IL     

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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