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.

Sumner, IA [Prefix detail]

LATA: 635 CEDAR RAPIDS IA

LIR:

V: 06121 H: 04165

ILEC: 1170 WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMS

Includes all or part of:

NPA 563:

233 339 578

See all [Local Prefixes]

Local calling TO 1 exchange: [Reverse direction]

Rate centrePlan typeCall typeMonthly limit (minutes)NoteEffective date
Fredericksburg, IA     

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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