Reference Data
Rate Center Directory
WATERLOO, IL Rate Center

WATERLOO — IL

Data last updated: March 10, 2026

LATA
520
State
IL
Area Codes
1
Exchanges (NXX)
4
Carriers
2
Coordinates
38.33527869914092, -90.15077335681967

Area Codes

618

Top Carriers

Carrier OCN NXX Count
HARRISONVILLE TEL. CO. 1026 2
T-MOBILE USA, INC. 6529 2