Reference Data
Rate Center Directory
SEFTON, IL Rate Center

SEFTON — IL

Data last updated: June 25, 2026

LATA
520
State
IL
Area Codes
1
Exchanges (NXX)
2
Carriers
2
Coordinates
39.07087709999999, -88.95562039999999

Area Codes

618

Top Carriers

CarrierOCNNXX Count
FRONTIER COMMUNICATIONS-MIDLAND, INC.10551
BANDWIDTH.COM CLEC, LLC - IL984E1