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.

Potomac, IL [Prefix detail]

LATA: 370 CHAMPAIGN IL

LIR:

V: 06301 H: 03289

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

NPA 217:

987

NPA 447:

677

See all [Local Prefixes]

Local calling TO 4 exchanges: [Reverse direction]

Rate centrePlan typeCall typeMonthly limit (minutes)NoteEffective date
Armstrong, IL     
Collison, IL     
Henning, IL     
Rossville, IL     

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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