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.

Holstein, IA [Prefix detail]

LATA: 630 SIOUX CITY IA

LIR:

V: 06416 H: 04638

ILEC: 1127 FRONTIER COMMUNICATIONS OF IOWA, INC.

NPA 712:

368 900

See all [Local Prefixes]

Local calling TO: [Reverse direction]

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.