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.

Porum, OK [Prefix detail]

LATA: 538 TULSA OK

LIR:

V: 07818 H: 03990

ILEC: 1985 CROSS TEL. CO.

NPA 539:

414

NPA 918:

484 603

See all [Local Prefixes]

Local calling FROM: [Reverse direction]

Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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