Reference Data

Rate Center Directory

GRAINOLA, OK Rate Center

GRAINOLA — OK

Data last updated: March 10, 2026

LATA

538

State

OK

Area Codes

1

Exchanges (NXX)

1

Carriers

1

Coordinates

36.93957620894499, -96.64985986914098

Area Codes

918

Top Carriers

Carrier	OCN	NXX Count
SHIDLER TEL. CO.	2023	1