Reference Data
Rate Center Directory
COLUMBIA, IL Rate Center

COLUMBIA — IL

Data last updated: June 25, 2026

LATA
520
State
IL
Area Codes
2
Exchanges (NXX)
4
Carriers
4
Coordinates
38.44278710360427, -90.2017201204776

Area Codes

618 730

Top Carriers

CarrierOCNNXX Count
HARRISONVILLE TEL. CO.10261
LEVEL 3 COMMUNICATIONS, LLC - IL61151
T-MOBILE USA, INC.65291
TELEPORT COMMUNICATIONS AMERICA, LLC - IL71361