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.

Wallingford, IA [Prefix detail]

LATA: 630 SIOUX CITY IA

LIR:

V: 06204 H: 04599

ILEC: 1189 RIVER VALLEY TELECOMMUNICATIONS COOP.

NPA 712:

867

See all [Local Prefixes]

Local calling FROM 2 exchanges: [Reverse direction]

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

Last updated: Tue, 29 Sep 2026 03:00:13 UTC

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