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.

Granville, IA [Prefix detail]

LATA: 630 SIOUX CITY IA

LIR:

V: 06339 H: 04730

ILEC: 1259 NORTHERN IOWA TEL. CO.

NPA 712:

727

See all [Local Prefixes]

Local calling TO: [Reverse direction]

Last updated: Wed, 04 Mar 2026 03:00:52 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.